| Jim Pastorius | |
| Position: | Pitcher |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 12 July 1881 |
| Birth Place: | Pittsburgh, Pennsylvania, US |
| Death Place: | Pittsburgh, Pennsylvania, US |
| Debutleague: | MLB |
| Debutdate: | April 15 |
| Debutyear: | 1906 |
| Debutteam: | Brooklyn Superbas |
| Finalleague: | MLB |
| Finaldate: | August 23 |
| Finalyear: | 1909 |
| Finalteam: | Brooklyn Superbas |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 31–55 |
| Stat2label: | Earned run average |
| Stat2value: | 3.12 |
| Stat3label: | Strikeouts |
| Stat3value: | 205 |
| Teams: |
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James Washington "Sunny Jim" Pastorius (July 12, 1881 in Pittsburgh, Pennsylvania – May 10, 1941 in Pittsburgh, Pennsylvania) was a pitcher in Major League Baseball. He pitched from 1906–1909 for the Brooklyn Superbas.