| Sport | Baseball |
|---|---|
| Founded | 1938 |
| No. of teams | 10 teams:
|
| Most recent champion(s) | Season 85 Seniors – University of Santo Tomas |
| Most titles | Seniors – UST Golden Sox (24 titles) Juniors – De La Salle Green Archers (4 titles) |
Baseball in the UAAP is an all-male sport. Six teams are participating in the seniors division while there are four teams in the juniors division. Baseball was introduced as a sport in the seniors division in 1938. In the juniors division, Baseball was added as a demonstration sport in Season 74 (2011–12) as there were only three teams participating. In Season 80 (2017–18), it was elevated to a regular sport since the number of participating teams increased to four.