| Jim Ritz | |
| Position: | Third Baseman |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | 1874 |
| Birth Place: | Pittsburgh, Pennsylvania, U.S. |
| Death Place: | Pittsburgh, Pennsylvania, U.S. |
| Debutleague: | MLB |
| Debutdate: | July 20 |
| Debutyear: | 1894 |
| Debutteam: | Pittsburgh Pirates |
| Finalleague: | MLB |
| Finaldate: | July 20 |
| Finalyear: | 1894 |
| Finalteam: | Pittsburgh Pirates |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .000 |
| Stat2label: | Runs |
| Stat2value: | 1 |
| Stat3label: | Runs batted in |
| Stat3value: | 0 |
| Teams: |
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James L. Ritz (1874 – November 10, 1896) was an American third baseman in Major League Baseball. He played in one game for the Pittsburgh Pirates of the National League on July 20, 1894. After his brief stint with the Pirates, he played for the Toledo White Stockings of the Western League in 1894, the Nashville Seraphs of the Southern Association in 1895 and the Washington Little Senators of the Interstate League in 1896.