| Birth Date: | 2 July 1916 |
| Birth Place: | Kokkola, Finland |
| Death Date: | 26 September 2010 (aged 94) |
| Death Place: | Vaasa, Finland |
| Height: | 162 cm |
| Weight: | 52–55 kg |
| Sport: | Greco-Roman wrestling |
| Club: | TUL Vaasan Toverit |
| Show-Medals: | yes |
Reino Kalervo Kangasmäki (2 July 1916 – 26 September 2010) was a journalist and a Greco-Roman wrestler from Finland. He won a bronze medal in the flyweight class at the 1948 Olympics, his only major international tournament. At the national championships Kangasmäki placed third in 1943 and second in 1947.[1]
Kangasmäki was born in a family of a lumberjack. He started training in wrestling around 1935 and retired in 1951. In 1953, he started as a journalist for the newspaper Kansan Ääni, and eventually became its chief editor.[2]