| Mode: | Basketball |
| Year: | 2012–13 |
| Team: | Ball State Cardinals |
| Conference: | Mid-American Conference |
| Division: | West Division |
| Short Conf: | MAC |
| Record: | 15–15 |
| Conf Record: | 8–8 |
| Head Coach: | Billy Taylor |
| Hc Year: | 6th |
| Asst Coach1: | Bob Simmonds |
| Asst Coach2: | Mitch Gilfillan |
| Asst Coach3: | Jay Newberry |
| Stadium: | John E. Worthen Arena |
The 2012–13 Ball State Cardinals men's basketball team represented Ball State University during the 2012–13 NCAA Division I men's basketball season. The Cardinals, led by sixth year head coach Billy Taylor, played their home games at the John E. Worthen Arena and were members of the West Division of the Mid-American Conference. They finished the season 15–15, 8–8 in MAC play to finish in third place in the West Division. They lost in the second round of the MAC tournament to Buffalo.
Following the season, head coach Billy Taylor was fired after a record of 84–99 in six seasons.
| Number | Name | Position | Height | Weight | Year | Hometown | |
|---|---|---|---|---|---|---|---|
| 2 | Matt Kamieniecki | Forward | 6–8 | 238 | Junior | Clarkston, Michigan | |
| 3 | Marcus Posley | Guard | 6–0 | 201 | Freshman | Rockford, Illinois | |
| 4 | Jauwan Scaife | Guard | 6–2 | 204 | Senior | Muncie, Indiana | |
| 5 | Rocco Belcaster | Forward | 6–7 | 201 | Freshman | Berwyn, Illinois | |
| 12 | Bo Calhoun | Forward | 6–5 | 228 | Freshman | South Bend, Indiana | |
| 13 | George Cater | Guard | 5–10 | 160 | Freshman | St. Peters, Missouri | |
| 14 | Chase Brogna | Guard | 5–11 | 181 | Freshman | Houston, Texas | |
| 20 | Chris Bond | Forward | 6–4 | 195 | Junior | Gary, Indiana | |
| 32 | Jesse Berry | Guard | 6–2 | 192 | Junior | Lafayette, Indiana | |
| 34 | Tyler Koch | Forward | 6–6 | 229 | Senior | Winchester, Indiana | |
| 44 | Mading Thok | Center | 6–11 | 200 | Freshman | Boyden, Iowa | |
| 50 | Zach Fields | Center | 6–10 | 269 | Senior | North Vernon, Indiana | |
| 55 | Majok Majok | Forward | 6–8 | 245 | Junior | Perth, Australia | |
| Kinder Crowder | Guard | 6–2 | 170 | Junior | Chicago, Illinois | ||
| Kameran Madison | Guard | 5–9 | 185 | Junior | Gary, Indiana |
|-!colspan=9| Regular season|-!colspan=9| 2013 MAC men's basketball tournament