| Koit Annamaa | |
| Nationality: | Estonian |
| Sport: | Athletics |
| Event: | Hammer throw |
| Birth Date: | 16 September 1912 |
| Birth Place: | Tartu, Kreis Dorpat, Governorate of Livonia, Russian Empire |
| Death Place: | Tallinn, Estonia |
Koit Annamaa (16 September 1912 - 1 November 1970) was an Estonian athlete. He competed in the men's hammer throw at the 1936 Summer Olympics.[1]