| Jim Weaver | |
| Position: | Pitcher |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 19 February 1939 |
| Birth Place: | Lancaster, Pennsylvania, U.S. |
| Debutleague: | MLB |
| Debutdate: | August 13 |
| Debutyear: | 1967 |
| Debutteam: | California Angels |
| Finalleague: | MLB |
| Finaldate: | June 29 |
| Finalyear: | 1968 |
| Finalteam: | California Angels |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 3–1 |
| Stat2label: | Earned run average |
| Stat2value: | 2.55 |
| Stat3label: | Strikeouts |
| Stat3value: | 28 |
| Teams: | |
James Brian Weaver (born February 19, 1939), nicknamed "Fluff", is a former Major League Baseball pitcher. He played parts of two seasons, and, for the California Angels.