Raphael Ferreira da Silva (born November 6, 1993), also known as Dengue Silva is a Brazilian kickboxer and Muay Thai fighter.
Silva started training in Muay Thai in 2012.
On November 2, 2019, Silva faced Emerson Bolota Maximum Muaythai. He won the fight by decision after five rounds.
On November 6, 2021, Silva faced Carlos Prates for the SFT Xtreme Welterweight title. He lost the fight by fifth round knockout with a body punch.
On February 11, 2023, Silva defended his SFT Xtreme Lightweight title against Guilherme Carvalho at SFT 39. He won the fight by second round high kick knockout.
On November 18, 2023 Silva defended his SFT Xtreme Lightweight title against João Carvoeiro at SFT 44. He won the fight by split decision.
Silva made his K-1 debut on March 20, 2024, at K-1 World MAX 2024 - World Tournament Opening Round where he faced Riku in a qualifier bout for the K-1 World MAX 2024 World Championship Final. He won the fight by first round doctor stoppage.
Silva faced Darryl Verdonk in the 2024 K-1 World MAX Championship quarterfinal at K-1 World MAX 2024 - World Championship Tournament Final on July 7, 2024. He won the fight by unanimous decision. Silva faced Stoyan Koprivlenski in the semifinals and was defeated by unanimous decision after receiving an eight count.
On July 26, 2025, Silva challenged Aqil Bukhari for his Krush Middleweight (-75kg) Championship at Krush 178. He won the fight by unanimous decision.
Silva was scheduled to face Kacper Muszyà Âski in a middleweight (-75 kg) bout at K-1 World GP 2026 - 90kg World Tournament on February 8, 2026. He won by first round knockout after suffering a knockdown.
Silva was scheduled to face Alfousseynou Kamara for the vacant K-1 Middleweight (-75kg) title at K-1 Genki 2026 on April 11, 2026.
|- style="text-align:center; background:#" | 2026-04-11|| ||align=left| Alfousseynou Kamara || K-1 Genki 2026 || Tokyo, Japan || || || |- ! style=background:white colspan=9 |
|- align="center" bgcolor="#cfc" | 2026-02-08 ||Win ||align=left| Kacper Muszyà Âski || K-1 World GP 2026 -90kg World Tournament|| Tokyo, Japan || KO (Punches)|| 1 || 2:48
|- style="background:#cfc" | 2025-07-26 || Win ||align=left| Aqil Bukhari || Krush 178 || Tokyo, Japan || Decision (Unanimous)|| 3 || 3:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc" | 2025-04-12 || Win ||align=left| Vasilii Semenov || RCC Fair Fight 30|| Yekaterinburg, Russia || KO (Punches) || 2 || 2:13
|- style="background:#cfc" | 2025-02-09 || Win ||align=left| Jinku Oda || K-1 World MAX 2025|| Tokyo, Japan || Decision (Majority) || 3 || 3:00
|- style="background:#fbb;" | 2024-10-05 || Loss ||align=left| Jordann Pikeur ||K-1 World GP 2024 in Osaka || Osaka, Japan || Ext.R Decision (Unanimous) || 4 || 3:00
|- style="text-align:center; background:#fbb" | 2024-07-07|| Loss||align=left| Stoyan Koprivlenski || K-1 World MAX 2024 - World Championship Tournament Final, Semifinals || Tokyo, Japan || Decision (Unanimous) || 3 || 3:00
|- style="text-align:center; background:#cfc" | 2024-07-07||Win ||align=left| Darryl Verdonk || K-1 World MAX 2024 - World Championship Tournament Final, Quarterfinals || Tokyo, Japan || Decision (Unanimous) || 3 ||3:00
|- style="text-align:center; background:#cfc" | 2024-03-20|| Win ||align=left| Riku || K-1 World MAX 2024 - World Tournament Opening Round || Tokyo, Japan || TKO (Doctor stoppage)|| 1 || 1:57 |- ! style=background:white colspan=9 |
|- bgcolor="#cfc" | 2023-11-18 || Win ||align=left| João Carvoeiro || SFT 44: O Apocalipse dos Guerreiros || São Paulo, Brazil || Decision (Split) || 5 || 3:00 |- ! style=background:white colspan=9 |
|- bgcolor="#cfc" | 2023-07-08 || Win ||align=left| Wesley Maguila || Attack Fight 28 || Porto Alegre, Brazil || KO (Punches)|| 1 || 3:00
|- bgcolor="#cfc" | 2023-06-16 || Win ||align=left| Guilherme Carvalho || Centurion FC || São Paulo, Brazil || Decision (Unanimous)|| 3 || 3:00
|- bgcolor="#cfc" | 2023-02-11 || Win ||align=left| Guilherme Carvalho || SFT 39 || São Paulo, Brazil || KO (High kick) || 2 || 0:21 |- ! style=background:white colspan=9 |
|- bgcolor="#cfc" | 2022-09-10 || Win ||align=left| Marcos Alves || SFT Xtreme 10 || São Paulo, Brazil || KO (Knee to the body)||2 || 1:34 |- ! style=background:white colspan=9 |
|- bgcolor="#cfc" | 2022-07-30 || Win ||align=left| Fernando Williams || SFT Xtreme 9 || São Paulo, Brazil || KO (Left hook to the body)||1 || 0:56 |- ! style=background:white colspan=9 |
|- bgcolor="#cfc" | 2022-03-26 || Win ||align=left| Marcos Alves || SFT Xtreme 6 || São Paulo, Brazil || Decision (Majority)|| 3 || 3:00
|- bgcolor="#fbb" | 2021-11-06 || Loss ||align=left| Carlos Prates || SFT Xtreme 2 || São Paulo, Brazil || KO (Body shot) || 5 || 1:32 |- ! style=background:white colspan=9 |
|- bgcolor="#cfc" | 2020-11-21 || Win ||align=left| Cicero Evangelista || SFT 25|| São Paulo, Brazil || KO (Punches)|| 1 || 2:45
|- bgcolor="#cfc" | 2020-02-29 || Win ||align=left| Newton Fernandes || SFT 21|| São Paulo, Brazil || KO (Punches)|| 1 || 1:13
|- bgcolor="#cfc" | 2019-11-02 || Win ||align=left| Emerson Bolota || Maximum Muaythai|| São Paulo, Brazil || Decision|| 5|| 3:00
|- bgcolor="#cfc" | 2019-07-20 || Win ||align=left| Flavio Pardinho || Mix Fight Standing 11|| São Paulo, Brazil || KO (Flying knee)|| 1 ||
|- bgcolor="#cfc" | 2019-06-08 || Win ||align=left| Luis Cardoso || TF Fight VI|| São Paulo, Brazil || TKO (High kick)|| 1 || 0:43
|- bgcolor="#cfc" | 2019-05-25 || Win ||align=left| Cicero Evangelista || Copa Squadrão Thai - Super 8 GP, Final|| São Paulo, Brazil || Decision (Unanimous) || 3||3:00
|- bgcolor="#cfc" | 2019-05-25 || Win ||align=left| Paulo Santos || Copa Squadrão Thai - Super 8 GP, Semifinals|| São Paulo, Brazil || TKO (3 Knockdowns) ||1 ||
|- bgcolor="#cfc" | 2019-05-25 || Win ||align=left| Anderson Brucutu || Copa Squadrão Thai - Super 8 GP, Quarterfinals|| São Paulo, Brazil || Decision || 3||3:00
|- bgcolor="#cfc" | 2019-04-06 || Win ||align=left| Daniel Felipe || WGP Kickboxing #53|| São Paulo, Brazil || KO (Right hook)|| 1 || 2:03
|- bgcolor="#fbb" | 2018-11-25 || Loss ||align=left| Cris Will Smith || War Muay Thai Fight - 75GP, Final || São Paulo, Brazil || Decision|| 5 || 3:00
|- bgcolor="#cfc" | 2018-09-16 || Win ||align=left| Daniel Sobral || War Muay Thai Fight - 75GP, Semifinals|| São Paulo, Brazil || Decision|| 5 || 3:00
|- bgcolor="#cfc" | 2018-05-20 || Win ||align=left| || War Muay Thai Fight - 75GP, Quarterfinals || São Paulo, Brazil || KO || 1 ||
|- bgcolor="#cfc" | 2018-03-10 || Win ||align=left| || Copa Squadrão Thai || São Paulo, Brazil || TKO || 3 ||
|- style="background:#cfc;" | 2018-02-23 ||Win|| align="left" | Manoel Sousa || WGP Kickboxing #44 || São Bernardo do Campo, Brazil||Decision||3 ||3:00
|- bgcolor="#cfc" | 2017-11-25 || Win ||align=left| || Copa Squadrão Thai || São Paulo, Brazil || || ||
|- bgcolor="#fbb" | 2017-10-21 || Loss ||align=left| Oliveira || WGP Kickboxing #41|| São Paulo, Brazil || Decision (Split)|| 3 || 3:00
|- bgcolor="#fbb" | 2017-07-15 || Loss ||align=left| Jackson Santos || SP Fight|| Brazil || Decision || 3 || 3:00
|- bgcolor="#cfc" | 2017-05-06 || Win ||align=left| || 4Body Muay Thai Fight 1|| São Paulo, Brazil || || ||
|- bgcolor="#cfc" | 2017-03-11 || Win ||align=left| Michel Papa || SP Fight || Brazil || || ||
|- bgcolor="#cfc" | 2016-10-22 || Win ||align=left| Murillo Xavier || Amazing Fight Brazil 2016 || São Paulo, Brazil || TKO (Referee stoppage) || 2||
|- bgcolor="#cfc" | 2016-04-03 || Win ||align=left| Fabricio Magnoli || Thailand Tiger Fight || São Paulo, Brazil || Decision || 3||3:00
|- bgcolor="#cfc" | 2016-03-05 || Win ||align=left| Pedro Roxo || GMTF || Brazil || Decision || 3||3:00
|- | colspan=9 | Legend:
|- |Loss |align=center|0âÂÂ1 |Alain Moreno |Decision (unanimous) |SFT 58 | |align=center|3 |align=center|5:00 |São Paulo, Brazil |Welterweight debut. |-