| Harry Gilbert | |
| Position: | Second Baseman |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | July 7, 1868 |
| Birth Place: | Pottstown, Pennsylvania |
| Death Place: | Pottstown, Pennsylvania |
| Debutleague: | MLB |
| Debutdate: | June 23 |
| Debutyear: | 1890 |
| Debutteam: | Pittsburgh Alleghenys |
| Finalleague: | MLB |
| Finaldate: | June 23 |
| Finalyear: | 1890 |
| Finalteam: | Pittsburgh Alleghenys |
| Statleague: | MLB |
| Stat1label: | Games played |
| Stat1value: | 2 |
| Stat2label: | At bats |
| Stat2value: | 8 |
| Stat3label: | Hits |
| Stat3value: | 2 |
| Teams: |
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Harry H. Gilbert (July 7, 1868 – December 23, 1909) was a Major League Baseball second baseman. He played in two games for the Pittsburgh Alleghenys of the National League on June 23, 1890. He started both ends of a doubleheader against the Philadelphia Phillies, collecting eight at bats with two hits. His brother, John Gilbert was his teammate with the Alleghenys. The Pittsburgh Alleghenies became the Pittsburgh Pirates.