| Pat Sullivan | |
| Position: | Third Baseman |
| Bats: | Unknown |
| Throws: | Right |
| Birth Date: | August 18, 1861 |
| Birth Place: | Milwaukee, Wisconsin |
| Death Place: | Milwaukee, Wisconsin |
| Debutleague: | MLB |
| Debutdate: | August 30 |
| Debutyear: | 1884 |
| Debutteam: | Kansas City Cowboys |
| Finalleague: | MLB |
| Finaldate: | October 19 |
| Finalyear: | 1884 |
| Finalteam: | Kansas City Cowboys |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .193 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs scored |
| Stat3value: | 0 |
| Teams: |
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Patrick B. Sullivan (August 18, 1861 – April 14, 1901) was a 19th-century professional baseball player. He played for the Kansas City Cowboys of the Union Association in 1884.