The 1963 Western Michigan Broncos baseball team represented Western Michigan University in the 1963 NCAA University Division baseball season. The Broncos played their home games at Hyames Field. The team was coached by Charlie Maher in his 25th year at Western Michigan.
The Broncos won the District IV playoff to advanced to the College World Series, where they were defeated by the Penn State Nittany Lions.
! style="" | Regular season |- valign="top"
|- align="center" bgcolor="#ccffcc" | 1 || April 5à|| || Hyames Field ⢠Kalamazoo, Michigan || 22âÂÂ1 || 1âÂÂ0 || 1âÂÂ0 |- align="center" bgcolor="#ccffcc" | 2 || April 6à|| Ken State || Hyames Field ⢠Kalamazoo, Michigan || 6âÂÂ0 || 2âÂÂ0 || 2âÂÂ0 |- align="center" bgcolor="#ccffcc" | 3 || April 12à|| || Hyames Field ⢠Kalamazoo, Michigan || 6âÂÂ2 || 3âÂÂ0 || 2âÂÂ0 |- align="center" bgcolor="#ffcccc" | 4 || April 13à|| Ohio State || Hyames Field ⢠Kalamazoo, Michigan || 3âÂÂ9 || 3âÂÂ1 || 2âÂÂ0 |- align="center" bgcolor="#ccffcc" | 5 || April 13à|| Ohio State || Hyames Field ⢠Kalamazoo, Michigan || 5âÂÂ4 || 4âÂÂ1 || 2âÂÂ0 |- align="center" bgcolor="#ccffcc" | 6 || April 15à|| at || Unknown ⢠Muncie, Indiana || 13âÂÂ6 || 5âÂÂ1 || 2âÂÂ0 |- align="center" bgcolor="#ccffcc" | 7 || April 16à|| at Ball State || Unknown ⢠Muncie, Indiana || 3âÂÂ2 || 6âÂÂ1 || 2âÂÂ0 |- align="center" bgcolor="#ccffcc" | 8 || April 17à|| at Ball State || Unknown ⢠Muncie, Indiana || 17âÂÂ3 || 7âÂÂ1 || 2âÂÂ0 |- align="center" bgcolor="#ccffcc" | 9 || April 19à|| || Hyames Field ⢠Kalamazoo, Michigan || 6âÂÂ1 || 8âÂÂ1 || 3âÂÂ0 |- align="center" bgcolor="#ccffcc" | 10 || April 20à|| Ohio || Hyames Field ⢠Kalamazoo, Michigan || 10âÂÂ5 || 9âÂÂ1 || 4âÂÂ0 |- align="center" bgcolor="#ccffcc" | 11 || April à|| at || Unknown ⢠Huntington, West Virginia || 16âÂÂ1 || 10âÂÂ1 || 5âÂÂ0 |- align="center" bgcolor="#ccffcc" | 12 || April à|| at Marshall || Unknown ⢠Huntington, West Virginia || 11âÂÂ0 || 11âÂÂ1 || 6âÂÂ0 |-
|- align="center" bgcolor="#ccffcc" | 13 || May 3à|| at || Unknown ⢠Bowling Green, Ohio || 13âÂÂ6 || 12âÂÂ1 || 7âÂÂ0 |- align="center" bgcolor="#ccffcc" | 14 || May 4à|| at Bowling Green || Unknown ⢠Bowling Green, Ohio || 11âÂÂ0 || 13âÂÂ1 || 8âÂÂ0 |- align="center" bgcolor="#ccffcc" | 15 || May 7à|| at || Old College Field ⢠East Lansing, Michigan || 9âÂÂ5 || 14âÂÂ1 || 8âÂÂ0 |- align="center" bgcolor="#ccffcc" | 16 || May à|| at || Unknown ⢠Toledo, Ohio || 12âÂÂ4 || 15âÂÂ1 || 9âÂÂ0 |- align="center" bgcolor="#ccffcc" | 17 || May à|| at Toledo || Unknown ⢠Toledo, Ohio || 4âÂÂ0 || 16âÂÂ1 || 10âÂÂ0 |- align="center" bgcolor="#ccffcc" | 18 || May 17à|| || Hyames Field ⢠Kalamazoo, Michigan || 3âÂÂ1 || 17âÂÂ1 || 11âÂÂ0 |- align="center" bgcolor="#ccffcc" | 19 || May 18à|| Miami (OH) || Hyames Field ⢠Kalamazoo, Michigan || 3âÂÂ2 || 18âÂÂ1 || 12âÂÂ0 |- align="center" bgcolor="#ffcccc" | 20 || May à|| || Hyames Field ⢠Kalamazoo, Michigan || 0âÂÂ3 || 18âÂÂ2 || 12âÂÂ0 |- align="center" bgcolor="#ccffcc" | 21 || May 21à|| Michigan State || Hyames Field ⢠Kalamazoo, Michigan || 13âÂÂ3 || 19âÂÂ2 || 12âÂÂ0 |- align="center" bgcolor="#ffcccc" | 22 || May 22à|| at Michigan || Ray Fisher Stadium ⢠Ann Arbor, Michigan || 5âÂÂ7 || 19âÂÂ3 || 12âÂÂ0 |- align="center" bgcolor="#ccffcc" | 23 || May 24à|| at || Cartier Field ⢠Notre Dame, Indiana || 5âÂÂ2 || 20âÂÂ3 || 12âÂÂ0 |- align="center" bgcolor="#ccffcc" | 24 || May 25à|| Notre Dame || Hyames Field ⢠Kalamazoo, Michigan || 5âÂÂ4 || 21âÂÂ3 || 12âÂÂ0 |-
|- |- ! style="" | Postseason |- valign="top"
|- align="center" bgcolor="#ccffcc" | 25 || May 30 || vs Notre Dame || Illinois Field ⢠Champaign, Illinois || 2âÂÂ1 || 22âÂÂ3 || 12âÂÂ0 |- align="center" bgcolor="#ccffcc" | 26 || May 31 || at || Illinois Field ⢠Champaign, Illinois || 1âÂÂ0 || 23âÂÂ3 || 12âÂÂ0 |- align="center" bgcolor="#ffcccc" | 27 || June 1 || at Illinois || Illinois Field ⢠Champaign, Illinois || 0âÂÂ8 || 23âÂÂ4 || 12âÂÂ0 |- align="center" bgcolor="#ccffcc" | 28 || June 1 || at Illinois || Illinois Field ⢠Champaign, Illinois || 7âÂÂ0 || 24âÂÂ4 || 12âÂÂ0 |-
|- align="center" bgcolor="#ffcccc" | 29 || June 10 || vs Florida State || Omaha Municipal Stadium ⢠Omaha, Nebraska || 2âÂÂ5 || 24âÂÂ5 || 12âÂÂ0 |- align="center" bgcolor="#ffcccc" | 30 || June 11 || vs Penn State || Omaha Municipal Stadium ⢠Omaha, Nebraska || 0âÂÂ3 || 24âÂÂ6 || 12âÂÂ0 |-