The following is a list of no-hitters by the Pacific Coast League (PCL) baseball club the San Francisco Seals. The Seals were one of the five charter teams of the PCL, established in 1903. During their run, from 1903 to 1957, the team recorded 12 no-hitters. In total, eleven pitchers threw no-hitters for the team, with Charles Fanning credited with two, including the first in franchise history.
| Game score with no-hitter team's runs listed first | ||
| Stadium in italics denotes a no-hitter thrown in a home game. | ||
| A number following a score indicates number of innings in a game that was shorter or longer than 9 innings. | ||
| A number following a pitcher's name indicates multiple no-hitters thrown. | ||
| Innings pitched | ||
| Indicates a perfect game |
| Date | Pitcher(s) | Score | Opponent | Location | Notes | |||
|---|---|---|---|---|---|---|---|---|
| 1 | 1–0 | Oakland Commuters | Recreation Park | [1] | ||||
| 2 | 2–0 | Seattle Siwashes | [2] | |||||
| 3 | 3–0 | Oakland Commuters | Idora Park | [3] | ||||
| 4 | 3–0 | Sacramento Sacts | Oak Park | [4] | ||||
| 5 | 3–1 | Vernon Tigers | Recreation Park |
| [5] | |||
| 6 | 1–0 | Oakland Oaks | Freeman's Park | [6] | ||||
| 7 | 2–0 | Portland Beavers | Recreation Park | |||||
| 8 | 7–0 | Portland Beavers | Ewing Field | |||||
| 9 | 4–1 | Vernon Tigers | Washington Park |
| [7] | |||
| 10 | 5–0 | Oakland Oaks | Oaks Park | |||||
| 11 | 8–0 | Sacramento Senators | Moreing Field | |||||
| 12 | 0–1 | Sacramento Solons | Seals Stadium |
| [8] |