| Pat Flaherty | |
| Position: | Third Baseman |
| Bats: | Right |
| Throws: | Unknown |
| Birth Date: | January 31, 1866 |
| Birth Place: | St. Louis, Missouri |
| Death Place: | Chicago, Illinois |
| Debutleague: | MLB |
| Debutdate: | July 11 |
| Debutyear: | 1894 |
| Debutteam: | Louisville Colonels |
| Finalleague: | MLB |
| Finaldate: | August 25 |
| Finalyear: | 1894 |
| Finalteam: | Louisville Colonels |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .287 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | RBI |
| Stat3value: | 15 |
| Teams: |
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Patrick Henry Flaherty (January 31, 1866 – January 28, 1946) was a United States Major League Baseball third baseman who played with the Louisville Colonels in 1894. His minor league career stretched from 1887 though 1900, mostly in the Texas League and Western Association.