Olavi Juhani Mäenpää (29 November 1950 Tyrvää – 31 January 2018 Turku) was a Finnish politician. He was the former chairman of Finnish People's Blue-whites ("Suomen Kansan Sinivalkoiset, SKS"), a political party aligned with the far right. He was a member of the city council of Turku, his home city, since 1992 until he lost his seat in the elections in 2017.