UAAP baseball championships
in the University Athletic Association of the Philippines has always been held as a men's tournament.
Six teams are participating in the seniors division while there are four teams in the juniors division.
Baseball is among the initial sports contested at the UAAP since its inception in 1938. Baseball was added as a demonstration sport for the junior division in Season 74 as there were only three teams participating. In Season 80, it was elevated to a regular sport since the number of participating teams increased to four.
List of champions
Championship titles before the formation of juniors' division (1938–2011)
| UAAP Season | Seniors' division |
| 1 | |
| 2 | |
| 3 | |
| 4 | Not held during World War II. |
| 5 | Not held during World War II. |
| 6 | Not held during World War II. |
| 7 | Not held during World War II. |
| 8 | Not held during World War II. |
| 9 | |
| 10 | |
| 11 | |
| 12 | |
| 13 | |
| 14 | |
| 15 | |
| 16 | |
| 17 | |
| 18 | |
| 19 | |
| 20 | |
| 21 | |
| 22 | |
| 23 | Image:MCU colors.PNG|11px|border|link= Manila Central University |
| 24 | Not Held |
| 25 |
| UAAP Season | Seniors' division |
| 26 | |
| 27 | |
| 28 | |
| 29 | |
| 30 | |
| 31 | |
| 32 | |
| 33 | |
| 34 | |
| 35 | Not Held |
| 36 | |
| 37 | |
| 38 | |
| 39 | |
| 40 | |
| 41 | |
| 42 | |
| 43 | |
| 44 | |
| 45 | |
| 46 | |
| 47 | |
| 48 | |
| 49 | |
| 50 |
| UAAP Season | Seniors' division |
| 51 | |
| 52 | |
| 53 | |
| 54 | |
| 55 | |
| 56 | |
| 57 | |
| 58 | |
| 59 | |
| 60 | |
| 61 | |
| 62 | |
| 63 | |
| 64 | |
| 65 | |
| 66 | |
| 67 | |
| 68 | |
| 69 | |
| 70 | |
| 71 | |
| 72 | |
| 73 |
Championship titles after the inclusion of juniors' division (2011–present)
Number of championships by school
| School | Seniors' division | Juniors' division | Total |
| 24 | 2 | 26 | |
| 13 | 0 | 13 | |
| 12 | 0 | 12 | |
| 11 | 0 | 11 | |
| 6 | 4 | 10 | |
| 4 | 3 | 7 | |
| 5 | 0 | 5 | |
| 4 | 0 | 4 | |
| Image:MCU colors.PNG|11px|border|link= Manila Central University* | 1 | 0 | 1 |