| Mode: | Basketball |
| Year: | 1988–89 |
| Prev Year: | 1987–88 |
| Next Year: | 1989–90 |
| Team: | Stanford Cardinal |
| Conference: | Pacific-10 Conference |
| Short Conf: | Pac-10 |
| Coachrank: | 12 |
| Aprank: | 13 |
| Record: | 26–7 |
| Conf Record: | 15–3 |
| Head Coach: | Mike Montgomery |
| Hc Year: | 3rd |
| Asst Coach1: | Barry Collier |
| Asst Coach2: | Doug Oliver |
| Arena: | Maples Pavilion (Capacity: 7,392) |
| Bowl: | 1989 NCAA Division I men's basketball tournament |
| Bowl Result: | first round |
The 1988–89 Stanford Cardinal men's basketball team represented Stanford University as a member of the Pacific-10 Conference during the 1988–89 NCAA Division I men's basketball season.
|-!colspan=9 style=| Non-conference regular season|-!colspan=9 style=| Pac-10 Tournament|-!colspan=9 style=| NCAA Tournament[1]
See main article: 1988–89 NCAA Division I men's basketball rankings. *Both polls did not release a week 1 poll.