| Pekka Kupiainen | |
| Birth Date: | 25 November 1929 |
| Position: | Centre-half |
| Years1: | 1951–1955 |
| Clubs1: | Kotkan Jäntevä |
| Nationalyears1: | 1953–1955 |
| Nationalteam1: | Finland |
| Nationalcaps1: | 6 |
| Nationalgoals1: | 0 |
Pekka Kupiainen (25 November 1929 – 4 March 2019) was a Finnish footballer.[1] He made six appearances for the Finland national team from 1953 to 1955.[2] He was also part of Finland's team for their qualification matches for the 1954 FIFA World Cup.[3] He played three seasons in Mestaruussarja with Jäntevä Kotka. He played 52 games and scored 2 goals. He also played two seasons in Suomensarja.[4] Kupiainen died on 4 March 2019, at the age of 89.[2]