| Patsy O'Rourke | |
| Position: | Shortstop |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | April 13, 1881 |
| Birth Place: | Philadelphia, Pennsylvania, U.S. |
| Death Place: | Philadelphia, Pennsylvania, U.S. |
| Debutleague: | MLB |
| Debutdate: | April 16 |
| Debutyear: | 1908 |
| Debutteam: | St. Louis Cardinals |
| Finalleague: | MLB |
| Finaldate: | July 12 |
| Finalyear: | 1908 |
| Finalteam: | St. Louis Cardinals |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .195 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 16 |
| Teams: |
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Joseph Leo "Patsy" O'Rourke Sr. (April 13, 1881 – April 18, 1956) was an American Major League Baseball shortstop who played in 53 games for the 1908 St. Louis Cardinals. He later managed in the minor leagues.