| Heiko Niidas | |
| Position: | Center |
| Height Ft: | 6 |
| Height In: | 9 |
| League: | KML |
| Team: | Tallinna Kalev |
| Number: | 15 |
| Nationality: |  Estonian |
| Birth Date: | 15 March 1983[1] |
| Birth Place: | Tallinn, Estonia |
| Draft: | Undrafted |
| Career Start: | 2001 |
| Career End: | 2009 |
Heiko Niidas (born 15 March 1983[2]) is a former Estonian professional basketball player. Niidas debuted in Korvpalli Meistriliiga in 2001. He won Estonian league title in 2003, 2005 and 2006 and cup in 2005 and 2006. He belonged to the Estonian national team from 2003 to 2006.[3] Niidas ended his basketball career at the age of 26 due to injuries.[4]