| Matti Niemi | |
| Birth Name: | Matti Juhani Niemi |
| Birth Date: | 6 June 1937 |
| Birth Place: | Viljakkala, Finland |
| Sport: | Rowing |
Matti Juhani Niemi (born 6 June 1937) is a Finnish rowing coxswain.
He was born in Viljakkala. At the 1956 Summer Olympics he coxed the Finnish boat that won the bronze medal in the coxed four event.[1]