| Patsy McGaffigan | |
| Position: | Second baseman/Shortstop |
| Birth Date: | September 12, 1888 |
| Birth Place: | Carlyle, Illinois |
| Death Place: | Carlyle, Illinois |
| Bats: | Right |
| Throws: | Right |
| Debutleague: | MLB |
| Debutdate: | April 16 |
| Debutyear: | 1917 |
| Debutteam: | Philadelphia Phillies |
| Finalleague: | MLB |
| Finaldate: | June 22 |
| Finalyear: | 1918 |
| Finalteam: | Philadelphia Phillies |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .194 |
| Stat2label: | Hits |
| Stat2value: | 49 |
| Stat3label: | Triples |
| Stat3value: | 2 |
| Teams: |
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Mark Andrew "Patsy" McGaffigan (September 12, 1888 – December 22, 1940) was a Major League Baseball second baseman and shortstop who played for two seasons. He played for the Philadelphia Phillies in 73 total games in 1917 and 1918.