| Birth Date: | 22 March 1921 |
| Birth Place: | Kymi, Finland |
| Death Date: | 25 August 2012 (aged 91) |
| Death Place: | Helsinki, Finland |
| Sport: | Freestyle wrestling Greco-Roman wrestling |
| Club: | TUL |
| Show-Medals: | yes |
Niilo Ensio Turkkila (22 March 1921 – 25 August 2012) was a Finnish wrestler. Competing in the 57 kg division he won national titles in Greco-Roman wrestling in 1949–50 and in freestyle wrestling in 1950–51, and placed second in freestyle at the 1951 World Championships. After retiring from competitions he worked as a wrestling referee and sports functionary. He was married and had three children, born in 1946, 1948 and 1954.