| Mode: | Basketball |
| Year: | 1989–90 |
| Team: | Arizona Wildcats |
| Conference: | Pacific-10 Conference |
| Short Conf: | Pac-10 |
| Coachrank: | 12 |
| Aprank: | 14 |
| Record: | 25–7 |
| Conf Record: | 15–3 |
| Hc Year: | 7th |
| Ac1 Year: | 1st |
| Ac2 Year: | 2nd |
| Arena: | McKale Center (Capacity: 14,545) |
| Champion: | Pacific-10 regular season co-champions Pacific-10 tournament champions |
| Bowl Result: | second round |
The 1989–90 Arizona Wildcats men's basketball team represented the University of Arizona. The head coach was Lute Olson. The team played its home games in the McKale Center in Tucson, Arizona, and was a member of the Pacific-10 Conference. In the Pac-10 Basketball Tournament, Arizona beat UCLA by a score of 94–78 to claim its third consecutive Pac-10 title.
|-!colspan=9 style=| Regular season|-!colspan=9 style=| Pac-10 Tournament|-!colspan=9 style=| NCAA Tournament|}[1]
See main article: 1990 NBA draft.
| Round | Pick | Player | NBA Club |
| 2 | 38 | Jud Buechler | Seattle SuperSonics |