| Aleksei Tammiste | |
| Position: | guard |
| Height: | 186 cm |
| Birth Date: | July 29, 1946 |
| Birth Place: | Türi, Estonia |
| Career Start: | 1963 |
| Career End: | 1984 |
| Years1: | 1963–1965 |
| Team1: | Tartu EMT |
| Years2: | 1965–1968 |
| Team2: | Kalev |
| Years3: | 1968–1977 |
| Team3: | TRÜ |
| Years4: | 1977–1984 |
| Team4: | Harju KEK |
Aleksei Tammiste (born July 29, 1946) is a retired Estonian professional basketball player,[1] who competed for the Soviet Union. He won a gold medal at the 1971 EuroBasket Championship held in West Germany. During his career Tammiste won 10 Estonian league titles, the most domestic titles won by and Estonian basketball player. Elected to the Hall of fame of Estonian basketball in 2010.[2]