The 2021 Miami Marlins season was the 29th season for the Major League Baseball (MLB) franchise in the National League and the tenth as the "Miami" Marlins. The Marlins played their home games at LoanDepot Park as members of the National League East. The Marlins did not qualify for the playoffs, finishing fourth in their division with a 67âÂÂ95 record.
|- style="background:#fbb;" | 1 || April 1 || Rays || 0âÂÂ1 || Thompson (1âÂÂ0) || GarcÃÂa (0âÂÂ1) || Castillo (1) || 7,062 || 0âÂÂ1 || L1 |- style="background:#fbb;" | 2 || April 2 || Rays || 4âÂÂ6 || Kittredge (1âÂÂ0) || Bass (0âÂÂ1) || Castillo (2) || 6,115 || 0âÂÂ2 || L2 |- style="background:#bfb;" | 3 || April 3 || Rays || 12âÂÂ7 || Bleier (1âÂÂ0) || Archer (0âÂÂ1) || â || 6,179 || 1âÂÂ2 || W1 |- style="background:#fbb;" | 4 || April 5 || Cardinals || 1âÂÂ4 || Ponce de Leon (1âÂÂ0) || Rogers (0âÂÂ1) || Reyes (1) || 4,609 || 1âÂÂ3 || L1 |- style="background:#fbb;" | 5 || April 6 || Cardinals || 2âÂÂ4 || Helsley (1âÂÂ0) || Alcántara (0âÂÂ1) || Reyes (2) || 4,982 || 1âÂÂ4 || L2 |- style="background:#fbb;" | 6 || April 7 || Cardinals || 0âÂÂ7 || Flaherty (1âÂÂ0) || López (0âÂÂ1) || â || 5,244 || 1âÂÂ5 || L3 |- style="background:#fbb;" | 7 || April 8 || @ Mets || 2âÂÂ3 || DÃÂaz (1âÂÂ0) || Bass (0âÂÂ2) || â || 8,492 || 1âÂÂ6 || L4 |- style="background:#bfb;" | 8 || April 10 || @ Mets || 3âÂÂ0 || Rogers (1âÂÂ1) || deGrom (0âÂÂ1) || GarcÃÂa (1) || 8,419 || 2âÂÂ6 || W1 |- style="background:#bbb;" | â || April 11 || @ Mets || colspan=7 | Suspended (rain, continuation date: August 31) |- style="background:#bfb;" | 9 || April 12 || @ Braves || 5âÂÂ3 || GarcÃÂa (1âÂÂ1) || Webb (0âÂÂ1) || â || 11,830 || 3âÂÂ6 || W2 |- style="background:#bfb;" | 10 || April 13 || @ Braves || 14âÂÂ8 || Curtiss (1âÂÂ0) || Fried (0âÂÂ1) || â || 12,036 || 4âÂÂ6 || W3 |- style="background:#bfb;" | 11 || April 14 || @ Braves || 6âÂÂ5 || Curtiss (2âÂÂ0) || Matzek (0âÂÂ1) || GarcÃÂa (2) || 12,480 || 5âÂÂ6 || W4 |- style="background:#fbb;" | 12 || April 15 || @ Braves || 6âÂÂ7 || Minter (1âÂÂ0) || Floro (0âÂÂ1) || â || 11,739 || 5âÂÂ7 || L1 |- style="background:#bfb;" | 13 || April 16 || Giants || 4âÂÂ1 || Bass (1âÂÂ2) || Wisler (0âÂÂ2) || GarcÃÂa (3) || 5,734 || 6âÂÂ7 || W1 |- style="background:#bfb;" | 14 || April 17 || Giants || 7âÂÂ6 || GarcÃÂa (2âÂÂ1) || GarcÃÂa (0âÂÂ1) || â || 6,014 || 7âÂÂ7 || W2 |- style="background:#fbb;" | 15 || April 18 || Giants || 0âÂÂ1 || Wood (1âÂÂ0) || López (0âÂÂ2) || Rogers (1) || 6,129 || 7âÂÂ8 || L1 |- style="background:#fbb;" | 16 || April 20 || Orioles || 5âÂÂ7 || Harvey (1âÂÂ1) || Neidert (0âÂÂ1) || Valdez (4) || 4,540 || 7âÂÂ9 || L2 |- style="background:#bfb;" | 17 || April 21 || Orioles || 3âÂÂ0 || Rogers (2âÂÂ1) || Zimmermann (1âÂÂ2) || GarcÃÂa (4) || 4,028 || 8âÂÂ9 || W1 |- style="background:#fbb;" | 18 || April 22 || @ Giants || 0âÂÂ3 || Sanchez (1âÂÂ1) || Castano (0âÂÂ1) || McGee (7) || 4,580 || 8âÂÂ10 || L1 |- style="background:#fbb;" | 19 || April 23 || @ Giants || 3âÂÂ5 || Wood (2âÂÂ0) || Alcántara (0âÂÂ2) || â || 6,657 || 8âÂÂ11 || L2 |- style="background:#bfb;" | 20 || April 24 || @ Giants || 5âÂÂ2 || Floro (1âÂÂ1) || Santos (0âÂÂ1) || â || 8,282 || 9âÂÂ11 || W1 |- style="background:#fbb;" | 21 || April 25 || @ Giants || 3âÂÂ4 || Webb (1âÂÂ1) || Campbell (0âÂÂ1) || Rogers (1) || 7,572 || 9âÂÂ12 || L1 |- style="background:#bfb;" | 22 || April 26 || @ Brewers || 8âÂÂ0 || Rogers (3âÂÂ1) || Burnes (2âÂÂ2) || â || 10,749 || 10âÂÂ12 || W1 |- style="background:#fbb;" | 23 || April 27 || @ Brewers || 4âÂÂ5 || Houser (2âÂÂ2) || Curtiss (2âÂÂ1) || Hader (5) || 10,620 || 10âÂÂ13 || L1 |- style="background:#bfb;" | 24 || April 28 || @ Brewers || 6âÂÂ2 || Alcántara (1âÂÂ2) || Godley (0âÂÂ1) || â || 11,564 || 11âÂÂ13 || W1 |- style="background:#fbb;" | 25 || April 30 || @ Nationals || 1âÂÂ2 || Hand (2âÂÂ0) || GarcÃÂa (2âÂÂ2) || â || 8,295 || 11âÂÂ14 || L1 |-
|- style="background:#fbb;" | 26 || May 1 || @ Nationals || 2âÂÂ7 || Corbin (1âÂÂ3) || Campbell (0âÂÂ2) || â || 8,510 || 11âÂÂ15 || L2 |- style="background:#fbb;" | 27 || May 2 || @ Nationals || 1âÂÂ3 || Scherzer (2âÂÂ2) || Rogers (3âÂÂ2) || â || 8,482 || 11âÂÂ16 || L3 |- style="background:#bfb;" | 28 || May 4 || Diamondbacks || 9âÂÂ3 || Bleier (2âÂÂ0) || Ginkel (0âÂÂ1) || â || 3,893 || 12âÂÂ16 || W1 |- style="background:#bfb;" | 29 || May 5 || Diamondbacks || 8âÂÂ0 || Holloway (1âÂÂ0) || Weaver (1âÂÂ3) || â || 3,573 || 13âÂÂ16 || W2 |- style="background:#bfb;" | 30 || May 6 || Diamondbacks || 3âÂÂ1 || Floro (2âÂÂ1) || Bukauskas (1âÂÂ1) || GarcÃÂa (5) || 4,049 || 14âÂÂ16 || W3 |- style="background:#bfb;" | 31 || May 7 || Brewers || 6âÂÂ1 || Rogers (4âÂÂ2) || Suter (2âÂÂ2) || â || 5,507 || 15âÂÂ16 || W4 |- style="background:#fbb;" | 32 || May 8 || Brewers || 2âÂÂ6 || Houser (3âÂÂ3) || Castano (0âÂÂ2) || â || 5,764 || 15âÂÂ17 || L1 |- style="background:#fbb;" | 33 || May 9 || Brewers || 1âÂÂ2 || Hader (3âÂÂ0) || Bass (1âÂÂ3) || Rasmussen (1) || 5,105 || 15âÂÂ18 || L2 |- style="background:#fbb;" | 34 || May 10 || @ Diamondbacks || 2âÂÂ5 || Weaver (2âÂÂ3) || Holloway (1âÂÂ1) || Crichton (4) || 6,307 || 15âÂÂ19 || L3 |- style="background:#fbb;" | 35 || May 11 || @ Diamondbacks || 3âÂÂ11 || Bumgarner (4âÂÂ2) || López (0âÂÂ3) || â || 5,560 || 15âÂÂ20 || L4 |- style="background:#bfb;" | 36 || May 12 || @ Diamondbacks || 3âÂÂ2 || Poteet (1âÂÂ0) || Peacock (1âÂÂ1) || GarcÃÂa (6) || 5,714 || 16âÂÂ20 || W1 |- style="background:#bfb;" | 37 || May 13 || @ Diamondbacks || 5âÂÂ1 || Rogers (5âÂÂ2) || Kelly (2âÂÂ4) || â || 5,967 || 17âÂÂ20 || W2 |- style="background:#fbb;" | 38 || May 14 || @ Dodgers || 6âÂÂ9 || Kershaw (6âÂÂ3) || Alcántara (1âÂÂ3) || Jansen (7) || 15,915 || 17âÂÂ21 || L1 |- style="background:#fbb;" | 39 || May 15 || @ Dodgers || 0âÂÂ7 || Bauer (4âÂÂ2) || Holloway (1âÂÂ2) || â || 16,116 || 17âÂÂ22 || L2 |- style="background:#bfb;" | 40 || May 16 || @ Dodgers || 3âÂÂ2 || López (1âÂÂ3) || Uceta (0âÂÂ2) || GarcÃÂa (7) || 15,976 || 18âÂÂ22 || W1 |- style="background:#fbb;" | 41 || May 18 || @ Phillies || 3âÂÂ8 || Bradley (1âÂÂ1) || Floro (2âÂÂ2) || â || 11,114 || 18âÂÂ23 || L1 |- style="background:#bfb;" | 42 || May 19 || @ Phillies || 3âÂÂ1 || Rogers (6âÂÂ2) || Eflin (2âÂÂ3) || GarcÃÂa (8) || 11,549 || 19âÂÂ23 || W1 |- style="background:#bfb;" | 43 || May 20 || @ Phillies || 6âÂÂ0 || Alcántara (2âÂÂ3) || Hale (0âÂÂ2) || â || 11,503 || 20âÂÂ23 || W2 |- style="background:#fbb;" | 44 || May 21 || Mets || 5âÂÂ6 || Smith (1âÂÂ0) || Cimber (0âÂÂ1) || Barnes (1) || 7,282 || 20âÂÂ24 || L1 |- style="background:#bfb;" | 45 || May 22 || Mets || 3âÂÂ1 || GarcÃÂa (3âÂÂ2) || Smith (1âÂÂ1) || â || 7,513 || 21âÂÂ24 || W1 |- style="background:#bfb;" | 46 || May 23 || Mets || 5âÂÂ1 || Poteet (2âÂÂ0) || Yamamoto (1âÂÂ1) || â || 7,945 || 22âÂÂ24 || W2 |- style="background:#bfb;" | 47 || May 24 || Phillies || 9âÂÂ6 || Cimber (1âÂÂ1) || Eflin (2âÂÂ4) || Floro (1) || 4,527 || 23âÂÂ24 || W3 |- style="background:#fbb;" | 48 || May 25 || Phillies || 0âÂÂ2 || Velasquez (2âÂÂ0) || Alcántara (2âÂÂ4) || Neris (8) || 4,864 || 23âÂÂ25 || L1 |- style="background:#bfb;" | 49 || May 26 || Phillies || 4âÂÂ2 || Detwiler (1âÂÂ0) || Coonrod (0âÂÂ1) || GarcÃÂa (9) || 4,760 || 24âÂÂ25 || W1 |- style="background:#fbb;" | 50 || May 27 || Phillies || 2âÂÂ3 || Alvarado (4âÂÂ0) || GarcÃÂa (3âÂÂ3) || Neris (9) || 4,932 || 24âÂÂ26 || L1 |- style="background:#fbb;" | 51 || May 28 || @ Red Sox || 2âÂÂ5 || Pérez (3âÂÂ2) || Poteet (2âÂÂ1) || Ottavino (2) || 9,005 || 24âÂÂ27 || L2 |- style="background:#fbb;" | 52 || May 29 || @ Red Sox || 1âÂÂ3 || Eovaldi (6âÂÂ2) || Rogers (6âÂÂ3) || Barnes (12) || 25,089 || 24âÂÂ28 || L3 |- style="background:#bbb;" | â || May 30 || @ Red Sox || colspan=7 | Postponed (rain, Makeup date: June 7) |-
|- style="background:#fbb;" | 53 || June 1 || @ Blue Jays || 1âÂÂ5 || Ray (3âÂÂ2) || Alcántara (2âÂÂ5) || â || 5,321 || 24âÂÂ29 || L4 |- style="background:#fbb;" | 54 || June 2 || @ Blue Jays || 5âÂÂ6 || Castro (1âÂÂ1) || GarcÃÂa (3âÂÂ4) || â || 5,385 || 24âÂÂ30 || L5 |- style="background:#fbb;" | 55 || June 3 || @ Pirates || 3âÂÂ5 || Crick (1âÂÂ0) || Floro (2âÂÂ3) || RodrÃÂguez (7) || 4,192 || 24âÂÂ31 || L6 |- style="background:#fbb;" | 56 || June 4 || @ Pirates || 2âÂÂ9 || Underwood Jr. (2âÂÂ2) || Poteet (2âÂÂ2) || Stratton (1) || 8,044 || 24âÂÂ32 || L7 |- style="background:#fbb;" | 57 || June 5 || @ Pirates || 7âÂÂ8 || Holmes (2âÂÂ0) || Cimber (1âÂÂ2) || â || 8,714 || 24âÂÂ33 || L8 |- style="background:#bfb;" | 58 || June 6 || @ Pirates || 3âÂÂ1 || Alcántara (3âÂÂ5) || Kuhl (0âÂÂ3) || GarcÃÂa (10) || 5,477 || 25âÂÂ33 || W1 |- style="background:#fbb;" | 59 || June 7 || @ Red Sox || 3âÂÂ5 || Sawamura (2âÂÂ0) || Thompson (0âÂÂ1) || Ottavino (3) || 25,374 || 25âÂÂ34 || L1 |- style="background:#bfb;" | 60 || June 8 || Rockies || 6âÂÂ2 || López (2âÂÂ3) || Senzatela (2âÂÂ6) || â || 4,863 || 26âÂÂ34 || W1 |- style="background:#fbb;" | 61 || June 9 || Rockies || 3âÂÂ4 || Gomber (5âÂÂ5) || Garrett (0âÂÂ1) || Bard (8) || 4,563 || 26âÂÂ35 || L1 |- style="background:#bfb;" | 62 || June 10 || Rockies || 11âÂÂ4 || Rogers (7âÂÂ3) || Gonzalez (2âÂÂ4) || â || 4,965 || 27âÂÂ35 || W1 |- style="background:#bfb;" | 63 || June 11 || Braves || 4âÂÂ3 || Alcántara (4âÂÂ5) || Morton (5âÂÂ3) || GarcÃÂa (11) || 6,595 || 28âÂÂ35 || W2 |- style="background:#bfb;" | 64 || June 12 || Braves || 4âÂÂ2 || Thompson (1âÂÂ1) || Fried (3âÂÂ4) || Floro (2) || 8,158 || 29âÂÂ35 || W3 |- style="background:#fbb;" | 65 || June 13 || Braves || 4âÂÂ6 || Smyly (3âÂÂ3) || López (2âÂÂ4) || Smith (12) || 8,448 || 29âÂÂ36 || L1 |- style="background:#fbb;" | 66 || June 14 || @ Cardinals || 2âÂÂ4 || Gallegos (4âÂÂ1) || Floro (2âÂÂ4) || Reyes (17) || 24,281 || 29âÂÂ37 || L2 |- style="background:#fbb;" | 67 || June 15 || @ Cardinals || 1âÂÂ2 || Reyes (4âÂÂ2) || GarcÃÂa (3âÂÂ5) || â || 24,736 || 29âÂÂ38 || L3 |- style="background:#fbb;" | 68 || June 16 || @ Cardinals || 0âÂÂ1 || Helsley (4âÂÂ4) || Alcántara (4âÂÂ6) || â || 24,682 || 29âÂÂ39 || L4 |- style="background:#bfb;" | 69 || June 18 || @ Cubs || 10âÂÂ2 || Curtiss (3âÂÂ1) || Davies (4âÂÂ4) || â || 32,505 || 30âÂÂ39 || W1 |- style="background:#bfb;" | 70 || June 19 || @ Cubs || 11âÂÂ1 || López (3âÂÂ4) || Arrieta (5âÂÂ8) || â || 35,846 || 31âÂÂ39 || W2 |- style="background:#fbb;" | 71 || June 20 || @ Cubs || 0âÂÂ2 || Mills (3âÂÂ1) || Thompson (1âÂÂ2) || Kimbrel (20) || 37,158 || 31âÂÂ40 || L1 |- style="background:#fbb;" | 72 || June 22 || Blue Jays || 1âÂÂ2 || Mayza (2âÂÂ1) || GarcÃÂa (3âÂÂ6) || Romano (4) || 6,291 || 31âÂÂ41 || L2 |- style="background:#fbb;" | 73 || June 23 || Blue Jays || 1âÂÂ3 || Ray (5âÂÂ3) || Rogers (7âÂÂ4) || Romano (5) || 6,164 || 31âÂÂ42 || L3 |- style="background:#fbb;" | 74 || June 24 || Nationals || 3âÂÂ7 || Ross (4âÂÂ7) || Poteet (2âÂÂ3) || â || 5,255 || 31âÂÂ43 || L4 |- style="background:#bfb;" | 75 || June 25 || Nationals || 11âÂÂ2 || López (4âÂÂ4) || Lester (1âÂÂ3) || â || 4,749 || 32âÂÂ43 || W1 |- style="background:#bfb;" | 76 || June 26 || Nationals || 3âÂÂ2 || Thompson (2âÂÂ2) || Corbin (5âÂÂ6) || GarcÃÂa (12) || 6,305 || 33âÂÂ43 || W2 |- style="background:#fbb;" | 77 || June 27 || Nationals || 1âÂÂ5 || Scherzer (7âÂÂ4) || Alcántara (4âÂÂ7) || â || 7,349 || 33âÂÂ44 || L1 |- style="background:#fbb;" | 78 || June 29 || @ Phillies || 3âÂÂ4 || Velasquez (3âÂÂ2) || Rogers (7âÂÂ5) || Alvarado (3) || 18,079 || 33âÂÂ45 || L2 |- style="background:#bfb;" | 79 || June 30 || @ Phillies || 11âÂÂ6 || Pop (1âÂÂ0) || Nola (5âÂÂ5) || â || 17,190 || 34âÂÂ45 || W1 |-
|- style="background:#bbb;" | â || July 1 || @ Phillies || colspan=7 | Postponed (rain, makeup date: July 16) |- style="background:#fbb;" | 80 || July 2 || @ Braves || 0âÂÂ1 || Smyly (6âÂÂ3) || López (4âÂÂ5) || Smith (17) || 38,203 || 34âÂÂ46 || L1 |- style="background:#bfb;" | 81 || July 3 || @ Braves || 3âÂÂ2 || Alcántara (5âÂÂ7) || Muller (1âÂÂ2) || GarcÃÂa (13) || 38,526 || 35âÂÂ46 || W1 |- style="background:#fbb;" | 82 || July 4 || @ Braves || 7âÂÂ8 || Smith (3âÂÂ5) || Bass (1âÂÂ4) || â || 34,485 || 35âÂÂ47 || L1 |- style="background:#bfb;" | 83 || July 5 || Dodgers || 5âÂÂ4 || Hess (1âÂÂ0) || González (3âÂÂ1) || Bender (1) || 15,290 || 36âÂÂ47 || W1 |- style="background:#bfb;" | 84 || July 6 || Dodgers || 2âÂÂ1 || Hess (2âÂÂ0) || Treinen (2âÂÂ4) || â || 7,993 || 37âÂÂ47 || W2 |- style="background:#bfb;" | 85 || July 7 || Dodgers || 9âÂÂ6 || Bender (1âÂÂ0) || Uceta (0âÂÂ3) || â || 9,523 || 38âÂÂ47 || W3 |- style="background:#fbb;" | 86 || July 8 || Dodgers || 1âÂÂ6 || UrÃÂas (11âÂÂ3) || Alcántara (5âÂÂ8) || â || 12,031 || 38âÂÂ48 || L1 |- style="background:#fbb;" | 87 || July 9 || Braves || 0âÂÂ5 || Morton (8âÂÂ3) || Bass (1âÂÂ5) || â || 7,446 || 38âÂÂ49 || L2 |- style="background:#fbb;" | 88 || July 10 || Braves || 4âÂÂ5 || Fried (6âÂÂ5) || Rogers (7âÂÂ6) || Smith (18) || 12,178 || 38âÂÂ50 || L3 |- style="background:#bfb;" | 89 || July 11 || Braves || 7âÂÂ4 || López (5âÂÂ5) || Anderson (5âÂÂ5) || â || 9,456 || 39âÂÂ50 || W1 |- style="background:#fbb;" | 90 || July 16 || @ Phillies || 2âÂÂ5 || Bradley (4âÂÂ1) || Alcántara (5âÂÂ9) || Suárez (3) || N/A || 39âÂÂ51 || L1 |- style="background:#bfb;" | 91 || July 16 || @ Phillies || 7âÂÂ0 || Holloway (2âÂÂ2) || Eflin (4âÂÂ7) || â || 28,712 || 40âÂÂ51 || W1 |- style="background:#fbb;" | 92 || July 17/18 || @ Phillies || 2âÂÂ4 || Alvarado (6âÂÂ0) || GarcÃÂa (3âÂÂ7) || â || 21,390 || 40âÂÂ52 || L1 |- style="background:#fbb;" | 93 || July 18 || @ Phillies || 4âÂÂ7 || Wheeler (7âÂÂ5) || Bender (1âÂÂ1) || Neris (12) || 20,588 || 40âÂÂ53 || L2 |- style="background:#fbb;" | 94 || July 19 || @ Nationals || 1âÂÂ18 || Lester (3âÂÂ4) || Detwiler (1âÂÂ1) || â || 15,283 || 40âÂÂ54 || L3 |- style="background:#fbb;" | 95 || July 20 || @ Nationals || 3âÂÂ6 || Finnegan (4âÂÂ2) || Bleier (2âÂÂ1) || Hand (20) || 17,362 || 40âÂÂ55 || L4 |- style="background:#bfb;" | 96 || July 21 || @ Nationals || 3âÂÂ1 || Floro (3âÂÂ4) || Hand (5âÂÂ3) || GarcÃÂa (14) || 21,058 || 41âÂÂ55 || W1 |- style="background:#fbb;" | 97 || July 22 || Padres || 2âÂÂ3 || Snell (4âÂÂ3) || Holloway (2âÂÂ3) || Melancon (29) || 10,977 || 41âÂÂ56 || L1 |- style="background:#fbb;" | 98 || July 23 || Padres || 2âÂÂ5 || Musgrove (6âÂÂ7) || Thompson (2âÂÂ3) || Melancon (30) || 9,264 || 41âÂÂ57 || L2 |- style="background:#bfb;" | 99 || July 24 || Padres || 3âÂÂ2 || Garrett (1âÂÂ1) || Hill (5âÂÂ5) || GarcÃÂa (15) || 13,207 || 42âÂÂ57 || W1 |- style="background:#bfb;" | 100 || July 25 || Padres || 9âÂÂ3 || Bender (2âÂÂ1) || Darvish (7âÂÂ5) || â || 12,765 || 43âÂÂ57 || W2 |- style="background:#bfb;" | 101 || July 27 || @ Orioles || 7âÂÂ3 || Alcántara (6âÂÂ9) || Watkins (2âÂÂ1) || â || 10,098 || 44âÂÂ57 || W3 |- style="background:#fbb;" | 102 || July 28 || @ Orioles || 7âÂÂ8 || Scott (4âÂÂ4) || Okert (0âÂÂ1) || â || 8,363 || 44âÂÂ58 || L1 |- style="background:#fbb;" | 103 || July 30 || Yankees || 1âÂÂ3 || Taillon (7âÂÂ4) || Thompson (2âÂÂ4) || Chapman (21) || 18,462 || 44âÂÂ59 || L2 |- style="background:#fbb;" | 104 || July 31 || Yankees || 2âÂÂ4 || Luetge (4âÂÂ1) || Hess (2âÂÂ1) || Loáisiga (3) || 25,767 || 44âÂÂ60 || L3 |-
|- style="background:#fbb;" | 105 || August 1 || Yankees || 1âÂÂ3 || RodrÃÂguez (2âÂÂ3) || Bass (1âÂÂ6) || Chapman (22) || 20,758 || 44âÂÂ61 || L4 |- style="background:#bfb;" | 106 || August 2 || Mets || 6âÂÂ3 || Luzardo (3âÂÂ4) || Megill (1âÂÂ1) || Floro (3) || 8,771 || 45âÂÂ61 || W1 |- style="background:#bfb;" | 107 || August 3 || Mets || 5âÂÂ4 || Neidert (1âÂÂ1) || Walker (7âÂÂ6) || Floro (4) || 7,682 || 46âÂÂ61 || W2 |- style="background:#fbb;" | 108 || August 4 || Mets || 3âÂÂ5 || Castro (3âÂÂ3) || Bass (1âÂÂ7) || May (4) || 9,760 || 46âÂÂ62 || L1 |- style="background:#bfb;" | 109 || August 5 || Mets || 4âÂÂ2 || Detwiler (2âÂÂ1) || Familia (5âÂÂ2) || Bender (2) || 9,745 || 47âÂÂ62 || W1 |- style="background:#fbb;" | 110 || August 6 || @ Rockies || 2âÂÂ14 || Márquez (10âÂÂ8) || Alcántara (6âÂÂ10) || â || 28,281 || 47âÂÂ63 || L1 |- style="background:#fbb;" | 111 || August 7 || @ Rockies || 4âÂÂ7 || Gomber (9âÂÂ6) || Luzardo (3âÂÂ5) || Bard (18) || 39,986 || 47âÂÂ64 || L2 |- style="background:#fbb;" | 112 || August 8 || @ Rockies || 8âÂÂ13 || Freeland (3âÂÂ6) || Hess (2âÂÂ2) || â || 34,677 || 47âÂÂ65 || L3 |- style="background:#fbb;" | 113 || August 9 || @ Padres || 3âÂÂ8 || Musgrove (8âÂÂ7) || Thompson (2âÂÂ5) || â || 26,841 || 47âÂÂ66 || L4 |- style="background:#fbb;" | 114 || August 10 || @ Padres || 5âÂÂ6 || Johnson (3âÂÂ2) || Bleier (2âÂÂ2) || Melancon (34) || 32,060 || 47âÂÂ67 || L5 |- style="background:#bfb;" | 115 || August 11 || @ Padres || 7âÂÂ0 || Alcántara (7âÂÂ10) || Weathers (4âÂÂ5) || â || 29,753 || 48âÂÂ67 || W1 |- style="background:#bfb;" | 116 || August 13 || Cubs || 14âÂÂ10 || Luzardo (4âÂÂ5) || Alzolay (4âÂÂ13) || â || 11,728 || 49âÂÂ67 || W2 |- style="background:#bfb;" | 117 || August 14 || Cubs || 5âÂÂ4 || Floro (4âÂÂ4) || Heuer (4âÂÂ2) || Bender (3) || 11,225 || 50âÂÂ67 || W3 |- style="background:#bfb;" | 118 || August 15 || Cubs || 4âÂÂ1 || Campbell (1âÂÂ2) || Mills (5âÂÂ5) || Floro (5) || 10,262 || 51âÂÂ67 || W4 |- style="background:#fbb;" | 119 || August 16 || Braves || 2âÂÂ12 || Toussaint (2âÂÂ2) || Garrett (1âÂÂ2) || â || 6,442 || 51âÂÂ68 || L1 |- style="background:#fbb;" | 120 || August 17 || Braves || 0âÂÂ2 || Martin (2âÂÂ3) || Alcántara (7âÂÂ11) || Smith (26) || 6,070 || 51âÂÂ69 || L2 |- style="background:#fbb;" | 121 || August 18 || Braves || 9âÂÂ11 || Morton (12âÂÂ4) || Luzardo (4âÂÂ6) || â || 6,871 || 51âÂÂ70 || L3 |- style="background:#fbb;" | 122 || August 19 || @ Reds || 1âÂÂ6 || Castillo (7âÂÂ12) || Neidert (1âÂÂ2) || â || 11,581 || 51âÂÂ71 || L4 |- style="background:#fbb;" | 123 || August 20 || @ Reds || 3âÂÂ5 || Gray (5âÂÂ6) || Hernández (0âÂÂ1) || Givens (4) || 19,106 || 51âÂÂ72 || L5 |- style="background:#fbb;" | 124 || August 21 || @ Reds || 4âÂÂ7 || Cessa (4âÂÂ2) || Bender (2âÂÂ2) || Lorenzen (2) || 34,433 || 51âÂÂ73 || L6 |- style="background:#fbb;" | 125 || August 22 || @ Reds || 1âÂÂ3 || Gutierrez (9âÂÂ4) || Alcántara (7âÂÂ12) || Lorenzen (3) || 17,797 || 51âÂÂ74 || L7 |- style="background:#fbb;" | 126 || August 24 || Nationals || 1âÂÂ5 || Fedde (6âÂÂ8) || Luzardo (4âÂÂ7) || â || 5,394 || 51âÂÂ75 || L8 |- style="background:#bfb;" | 127 || August 25 || Nationals || 4âÂÂ3 || Floro (5âÂÂ4) || Finnegan (4âÂÂ5) || â || 6,237 || 52âÂÂ75 || W1 |- style="background:#bfb;" | 128 || August 26 || Nationals || 7âÂÂ5 || Hernández (1âÂÂ1) || Corbin (7âÂÂ13) || Floro (6) || 5,447 || 53âÂÂ75 || W2 |- style="background:#fbb;" | 129 || August 27 || Reds || 0âÂÂ6 || Miley (11âÂÂ4) || Thompson (2âÂÂ6) || â || 7,119 || 53âÂÂ76 || L1 |- style="background:#bfb;" | 130 || August 28 || Reds || 6âÂÂ1 || Alcántara (8âÂÂ12) || Gutierrez (9âÂÂ5) || â || 10,407 || 54âÂÂ76 || W1 |- style="background:#bfb;" | 131 || August 29 || Reds || 2âÂÂ1 || Luzardo (5âÂÂ7) || Mahle (10âÂÂ5) || Floro (7) || 11,019 || 55âÂÂ76 || W2 |- style="background:#fbb;" | 132 || August 31 || @ Mets || 5âÂÂ6 || Familia (1âÂÂ0) || Floro (0âÂÂ1) || â || 8,199 || 55âÂÂ77 || L1 |- style="background:#fbb;" | 133 || August 31 || @ Mets || 1âÂÂ3 || Loup (4âÂÂ0) || Cabrera (0âÂÂ1) || DÃÂaz (27) || 18,101 || 55âÂÂ78 || L2 |-
|- style="background:#bbb;" | â || September 1 || @ Mets || colspan=7 | Postponed (rain, makeup date: September 28) |- style="background:#fbb;" | 134 || September 2 || @ Mets || 3âÂÂ4 || Familia (9âÂÂ3) || Alcántara (8âÂÂ13) || DÃÂaz (28) || 23,737 || 55âÂÂ79 || L3 |- style="background:#bfb;" | 135 || September 3 || Phillies || 10âÂÂ3 || Okert (1âÂÂ1) || Gibson (10âÂÂ6) || â || 7,073 || 56âÂÂ79 || W1 |- style="background:#bfb;" | 136 || September 4 || Phillies || 3âÂÂ2 || Bass (2âÂÂ7) || Bradley (7âÂÂ3) || Floro (8) || 9,256 || 57âÂÂ79 || W2 |- style="background:#fbb;" | 137 || September 5 || Phillies || 3âÂÂ4 || Kennedy (1âÂÂ0) || Floro (5âÂÂ6) || â || 8,082 || 57âÂÂ80 || L1 |- style="background:#fbb;" | 138 || September 7 || Mets || 4âÂÂ9 || Carrasco (1âÂÂ2) || Campbell (1âÂÂ3) || â || 5,848 || 57âÂÂ81 || L2 |- style="background:#bfb;" | 139 || September 8 || Mets || 2âÂÂ1 || Bender (3âÂÂ2) || DÃÂaz (5âÂÂ6) || â || 6,378 || 58âÂÂ81 || W1 |- style="background:#bfb;" | 140 || September 9 || Mets || 3âÂÂ2 || Bleier (3âÂÂ2) || Familia (9âÂÂ4) || Floro (9) || 8,075 || 59âÂÂ81 || W2 |- style="background:#fbb;" | 141 || September 10 || @ Braves || 2âÂÂ6 || Anderson (7âÂÂ5) || Rogers (7âÂÂ7) || â || 33,850 || 59âÂÂ82 || L1 |- style="background:#bfb;" | 142 || September 11 || @ Braves || 6âÂÂ4 || Bass (3âÂÂ7) || RodrÃÂguez (4âÂÂ4) || Floro (10) || 35,250 || 60âÂÂ82 || W1 |- style="background:#fbb;" | 143 || September 12 || @ Braves || 3âÂÂ5 || Webb (4âÂÂ2) || Bass (3âÂÂ8) || Smith (32) || 27,847 || 60âÂÂ83 || L1 |- style="background:#bfb;" | 144 || September 13 || @ Nationals || 3âÂÂ0 || Alcántara (9âÂÂ13) || Espino (4âÂÂ5) || Floro (11) || 19,759 || 61âÂÂ83 || W1 |- style="background:#fbb;" | 145 || September 14 || @ Nationals || 2âÂÂ8 || Fedde (7âÂÂ9) || Luzardo (5âÂÂ8) || â || 17,030 || 61âÂÂ84 || L1 |- style="background:#bfb;" | 146 || September 15 || @ Nationals || 8âÂÂ6 || Campbell (2âÂÂ3) || Finnegan (5âÂÂ7) || Floro (12) || 16,309 || 62âÂÂ84 || W1 |- style="background:#fbb;" | 147 || September 17 || Pirates || 1âÂÂ2 || Crowe (4âÂÂ7) || Hernández (1âÂÂ2) || Stratton (6) || 7,884 || 62âÂÂ85 || L1 |- style="background:#fbb;" | 148 || September 18 || Pirates || 3âÂÂ6 || Wilson (3âÂÂ7) || Cabrera (0âÂÂ2) || â || 12,300 || 62âÂÂ86 || L2 |- style="background:#bfb;" | 149 || September 19 || Pirates || 6âÂÂ5 || Okert (2âÂÂ1) || Kuhl (5âÂÂ7) || â || 9,870 || 63âÂÂ86 || W1 |- style="background:#bfb;" | 150 || September 20 || Nationals || 8âÂÂ7 || Floro (6âÂÂ6) || Clay (0âÂÂ6) || â || 5,383 || 64âÂÂ86 || W2 |- style="background:#fbb;" | 151 || September 21 || Nationals || 1âÂÂ7 || Rogers (2âÂÂ0) || Rogers (7âÂÂ8) || â || 5,926 || 64âÂÂ87 || L1 |- style="background:#fbb;" | 152 || September 22 || Nationals || 5âÂÂ7 || Gray (1âÂÂ2) || Hernández (1âÂÂ3) || Rainey (2) || 5,908 || 64âÂÂ88 || L2 |- style="background:#fbb;" | 153 || September 24 || @ Rays || 0âÂÂ8 || Yarbrough (9âÂÂ6) || Cabrera (0âÂÂ3) || â || 15,340 || 64âÂÂ89 || L3 |- style="background:#fbb;" | 154 || September 25 || @ Rays || 3âÂÂ7 || McClanahan (10âÂÂ6) || Alcántara (9âÂÂ14) || â || 23,783 || 64âÂÂ90 || L4 |- style="background:#fbb;" | 155 || September 26 || @ Rays || 2âÂÂ3 || Baz (2âÂÂ0) || Luzardo (5âÂÂ9) || Anderson (1) || 20,826 || 64âÂÂ91 || L5 |- style="background:#fbb;" | 156 || September 28 || @ Mets || 2âÂÂ5 || Stroman (10âÂÂ13) || Thompson (2âÂÂ7) || DÃÂaz (31) || N/A || 64âÂÂ92 || L6 |- style="background:#fbb;" | 157 || September 28 || @ Mets || 1âÂÂ2 || Hand (6âÂÂ7) || Bass (3âÂÂ9) || â || 20,647 || 64âÂÂ93 || L7 |- style="background:#bfb;" | 158 || September 29 || @ Mets || 3âÂÂ2 || Okert (3âÂÂ1) || Lugo (4âÂÂ3) || Floro (13) || 22,610 || 65âÂÂ93 || W1 |- style="background:#fbb;" | 159 || September 30 || @ Mets || 3âÂÂ12 || Hill (7âÂÂ8) || Guenther (0âÂÂ1) || â || 24,312 || 65âÂÂ94 || L1 |- style="background:#fbb;" | 160 || October 1 || Phillies || 0âÂÂ5 || Suárez (8âÂÂ5) || Alcántara (9âÂÂ15) || â || 8,469 || 65âÂÂ95 || L2 |- style="background:#bfb;" | 161 || October 2 || Phillies || 3âÂÂ1 || Luzardo (6âÂÂ9) || Crouse (0âÂÂ2) || Floro (14) || 9,655 || 66âÂÂ95 || W1 |- style="background:#bfb;" | 162 || October 3 || Phillies || 5âÂÂ4 || Zach Thompson (3âÂÂ7)|| Héctor Neris (4âÂÂ7)|| Floro (15) || 9,149 || 67âÂÂ95 || W2 |-
|- | Legend: = Win = Loss = Postponement<br>Bold = Marlins team member
Note: G = Games played; AB = At bats; R = Runs; H = Hits; 2B = Doubles; 3B = Triples; HR = Home runs; RBI = Runs batted in; SB = Stolen bases; BB = Walks; AVG = Batting average; SLG = Slugging average
Source:https://baseball-reference.com/teams/MIA/2021-batting.shtml
Note: W = Wins; L = Losses; ERA = Earned run average; G = Games pitched; GS = Games started; SV = Saves; IP = Innings pitched; H = Hits allowed; R = Runs allowed; ER = Earned runs allowed; BB = Walks allowed; SO = Strikeouts
Source:https://baseball-reference.com/teams/MIA/2021-pitching.shtml