| Mode: | basketball |
| Year: | 1989–90 |
| Prev Year: | 1988–89 |
| Next Year: | 1990–91 |
| Team: | Richmond Spiders |
| Conference: | Colonial Athletic Association |
| Short Conf: | CAA |
| Record: | 22–10 |
| Conf Record: | 10–4 |
| Hc Year: | 9th |
| Champion: | CAA tournament champions |
The 1989–90 Richmond Spiders men's basketball team represented the University of Richmond in National Collegiate Athletic Association (NCAA) Division I college basketball during the 1989–90 season. Richmond competed as a member of the Colonial Athletic Association (CAA) under head basketball coach Dick Tarrant and played its home games at the Robins Center.
Richmond finished second in the CAA regular-season standings with a 10–4 conference record, and won the CAA tournament to earn an automatic bid to the 1990 NCAA tournament. In the opening round of the East regional, the #14 seed Spiders fell to #3 seed Duke, 81–46, to finish with a 22–10 record.
|-!colspan=9 style=| Regular season|-!colspan=9 style=| CAA Tournament|-!colspan=9 style=| NCAA Tournament[2]