| Thomas Calvert | |
| Birth Name: | Thomas Frederick Parker Calvert |
| Birth Date: | 1883 |
| Death Date: | 1938 |
| Allegiance: |  United Kingdom |
| Rank: | Rear-Admiral |
| Branch: | Royal Navy |
| Commands: | 2nd Cruiser Squadron |
| Battles: | World War I |
Thomas Frederick Parker Calvert (1883–1938) was a Royal Navy officer who served during the First World War.
Calvert commanded the heavy cruiser in 1926–1928 and then the battlecruiser in 1932–1933. He was in command of the 2nd Cruiser Squadron from 1936 until his death in 1938.[1]