| Henry Marrett | |
| Birth Date: | 15 December 1879 |
| Birth Place: | India |
| Death Place: | India |
Henry Norman Marrett (born 15 December 1879 in Umballa) was a male badminton and tennis player from England.
Marrett won the All England Open Badminton Championships, considered the unofficial World Badminton Championships, in men's singles in 1904, 1905 and 1908.
Marrett also played tennis he competed at the 1904 Wimbledon Championships where he reached the second round before losing to Arthur Gore.[1] He won two career singles titles at the Kent Coast Championships in 1903 held in Hythe, and the Essex Championships in 1920 held in .[2]
He married fellow badminton player Florence Lannowe.