| Mode: | Basketball |
| Year: | 2020–21 |
| Prev Year: | 2019–20 |
| Next Year: | 2021–22 |
| Team: | Troy Trojans |
| Conference: | Sun Belt Conference |
| Division: | East Division |
| Short Conf: | Sun Belt |
| Record: | 11–17 |
| Conf Record: | 4–12 |
| Hc Year: | 2nd |
| Asst Coach1: | Kenneth Mangrum |
| Asst Coach2: | Byron Jones |
| Asst Coach3: | Mike Worley |
| Stadium: | Trojan Arena (Capacity 6,000) |
The 2020–21 Troy Trojans men's basketball team represented Troy University in the 2020–21 NCAA Division I men's basketball season. The Trojans, led by second-year head coach Scott Cross, played their home games at Trojan Arena in Troy, Alabama as members of the Sun Belt Conference. With the creation of divisions to cut down on travel due to the COVID-19 pandemic, they played in the East Division.
The Trojans finished the 2019–20 season 9–22, 5–15 in Sun Belt play to finish in a tie for 11th place. They failed to qualify for the Sun Belt tournament.
|-!colspan=12 style=| Non-conference Regular season|-!colspan=12 style=| Conference Regular season|-!colspan=12 style=| Sun Belt tournament|-Source[1]