| Mode: | Basketball |
| Year: | 2015–16 |
| Team: | Fort Wayne Mastodons |
| Conference: | The Summit League |
| Short Conf: | The Summit |
| Record: | 24–10 |
| Conf Record: | 12–4 |
| Hc Year: | 2nd |
| Asst Coach1: | Mark Downey |
| Ac1 Year: | 1st |
| Asst Coach2: | Ryan Sims |
| Ac2 Year: | 5th |
| Asst Coach3: | Ben Botts |
| Ac3 Year: | 2nd |
| Champion: | The Summit League regular season co–champions |
| Bowl Result: | First round |
The 2015–16 Fort Wayne Mastodons men's basketball team represented Indiana University – Purdue University Fort Wayne during the 2015–16 NCAA Division I men's basketball season. The Mastodons, led by second year head coach Jon Coffman, played their home games at the Gates Sports Center, with five home games at the Allen County War Memorial Coliseum, and were members of The Summit League. They finished the season 24–10, 12–4 in Summit League play to finish in a tie for the regular season championship. They lost in the semifinals of the Summit League tournament to North Dakota State. As a regular season league champion who was also the #1 seed in their league tournament, they received an automatic bid to the National Invitation Tournament where they lost in the first round to San Diego State.
The Mastodons finished the 2014–15 season with a record of 16–15, 9–7 in conference. They lost to South Dakota State in the quarterfinals of the Summit League tournament. IPFW received a bid to the CIT where they lost in the first round to Evansville.
[1] |-!colspan=9 style="background:#003882; color:#FFFFFF;"| Exhibition|-!colspan=9 style="background:#003882; color:#FFFFFF;"| Regular season|-!colspan=9 style="background:#003882; color:#FFFFFF;"| The Summit League tournament|-!colspan=9 style="background:#003882; color:#FFFFFF;"| NIT