| Dennis Fitzgerald | |
| Position: | Shortstop |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | March 1865 |
| Birth Place: | England |
| Death Place: | New Haven, Connecticut |
| Debutleague: | MLB |
| Debutdate: | April 17 |
| Debutyear: | 1890 |
| Debutteam: | Philadelphia Athletics |
| Finalleague: | MLB |
| Finaldate: | April 18 |
| Finalyear: | 1890 |
| Finalteam: | Philadelphia Athletics |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .250 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 0 |
| Teams: |
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Dennis S. Fitzgerald (1865-1936) was an English born Major League Baseball infielder. He played for the Philadelphia Athletics of the American Association in, their last year of existence.