| Birth Date: | 10 June 1928 |
| Birth Place: | Jyväskylä, Finland |
| Death Date: | 28 February 1993 (aged 64) |
| Death Place: | Helsinki, Finland |
| Height: | 190 cm |
| Weight: | 92 kg |
| Sport: | Boxing |
| Show-Medals: | yes |
Ilkka Koski (10 June 1928 – 28 February 1993) was a Finnish heavyweight boxer who competed in the 1952 and 1956 Olympics. He won a bronze medal in 1952 and lost his first bout in 1956. Domestically he held the Finnish amateur heavyweight title in 1951–1956 and 1958. In 1958 he turned professional and had a record of seven victories (three by knockout), one loss and one draw, before retiring in 1962 due to an injury. In 2008 he was inducted into the Finnish Boxing Hall of Fame.[1]