| Year: | 1963 |
| Team: | Western Michigan Broncos |
| Sport: | baseball |
| Conference: | Mid-American Conference |
| Conference Link: | Mid-American Conference |
| Short Conf: | MAC |
| Cbrank: | 8 |
| Record: | 24–6 |
| Conf Record: | 12–0 |
| Head Coach: | Charlie Maher |
| Hc Year: | 25th |
| Asst Coach1: | Bill Chambers |
| Ac1 Year: | 3rd |
| Stadium: | Hyames Field |
| Champion: | Mid-American Conference champions District IV champions |
| Tourney: | College World Series |
| Tourney Result: | T-7th |
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 5 || || Hyames Field • Kalamazoo, Michigan || 22–1 || 1–0 || 1–0|- align="center" bgcolor="#ccffcc"| 2 || April 6 || Ken State || Hyames Field • Kalamazoo, Michigan || 6–0 || 2–0 || 2–0|- align="center" bgcolor="#ccffcc"| 3 || April 12 || || Hyames Field • Kalamazoo, Michigan || 6–2 || 3–0 || 2–0|- align="center" bgcolor="#ffcccc"| 4 || April 13 || Ohio State || Hyames Field • Kalamazoo, Michigan || 3–9 || 3–1 || 2–0|- align="center" bgcolor="#ccffcc"| 5 || April 13 || Ohio State || Hyames Field • Kalamazoo, Michigan || 5–4 || 4–1 || 2–0|- align="center" bgcolor="#ccffcc"| 6 || April 15 || at || Unknown • Muncie, Indiana || 13–6 || 5–1 || 2–0|- align="center" bgcolor="#ccffcc"| 7 || April 16 || at Ball State || Unknown • Muncie, Indiana || 3–2 || 6–1 || 2–0|- align="center" bgcolor="#ccffcc"| 8 || April 17 || at Ball State || Unknown • Muncie, Indiana || 17–3 || 7–1 || 2–0|- align="center" bgcolor="#ccffcc"| 9 || April 19 || || Hyames Field • Kalamazoo, Michigan || 6–1 || 8–1 || 3–0|- align="center" bgcolor="#ccffcc"| 10 || April 20 || Ohio || Hyames Field • Kalamazoo, Michigan || 10–5 || 9–1 || 4–0|- align="center" bgcolor="#ccffcc"| 11 || April || at || Unknown • Huntington, West Virginia || 16–1 || 10–1 || 5–0|- align="center" bgcolor="#ccffcc"| 12 || April || at Marshall || Unknown • Huntington, West Virginia || 11–0 || 11–1 || 6–0|-|- align="center" bgcolor="#ccffcc"| 13 || May 3 || at || Unknown • Bowling Green, Ohio || 13–6 || 12–1 || 7–0|- align="center" bgcolor="#ccffcc"| 14 || May 4 || at Bowling Green || Unknown • Bowling Green, Ohio || 11–0 || 13–1 || 8–0|- align="center" bgcolor="#ccffcc"| 15 || May 7 || at || Old College Field • East Lansing, Michigan || 9–5 || 14–1 || 8–0|- align="center" bgcolor="#ccffcc"| 16 || May || at || Unknown • Toledo, Ohio || 12–4 || 15–1 || 9–0|- align="center" bgcolor="#ccffcc"| 17 || May || at Toledo || Unknown • Toledo, Ohio || 4–0 || 16–1 || 10–0|- align="center" bgcolor="#ccffcc"| 18 || May 17 || || Hyames Field • Kalamazoo, Michigan || 3–1 || 17–1 || 11–0|- align="center" bgcolor="#ccffcc"| 19 || May 18 || Miami (OH) || Hyames Field • Kalamazoo, Michigan || 3–2 || 18–1 || 12–0|- align="center" bgcolor="#ffcccc"| 20 || May || || Hyames Field • Kalamazoo, Michigan || 0–3 || 18–2 || 12–0|- align="center" bgcolor="#ccffcc"| 21 || May 21 || Michigan State || Hyames Field • Kalamazoo, Michigan || 13–3 || 19–2 || 12–0|- align="center" bgcolor="#ffcccc"| 22 || May 22 || at Michigan || Ray Fisher Stadium • Ann Arbor, Michigan || 5–7 || 19–3 || 12–0|- align="center" bgcolor="#ccffcc"| 23 || May 24 || at || Cartier Field • Notre Dame, Indiana || 5–2 || 20–3 || 12–0|- align="center" bgcolor="#ccffcc"| 24 || May 25 || Notre Dame || Hyames Field • Kalamazoo, Michigan || 5–4 || 21–3 || 12–0|-|-|-! style="" | Postseason|- valign="top"|- align="center" bgcolor="#ccffcc"| 25 || May 30 || vs Notre Dame || Illinois Field • Champaign, Illinois || 2–1 || 22–3 || 12–0|- align="center" bgcolor="#ccffcc"| 26 || May 31 || at || Illinois Field • Champaign, Illinois || 1–0 || 23–3 || 12–0|- align="center" bgcolor="#ffcccc"| 27 || June 1 || at Illinois || Illinois Field • Champaign, Illinois || 0–8 || 23–4 || 12–0|- align="center" bgcolor="#ccffcc"| 28 || June 1 || at Illinois || Illinois Field • Champaign, Illinois || 7–0 || 24–4 || 12–0|-|- align="center" bgcolor="#ffcccc"| 29 || June 10 || vs Florida State || Omaha Municipal Stadium • Omaha, Nebraska || 2–5 || 24–5 || 12–0|- align="center" bgcolor="#ffcccc"| 30 || June 11 || vs Penn State || Omaha Municipal Stadium • Omaha, Nebraska || 0–3 || 24–6 || 12–0|-