Osku Palermaa (born 18 November 1983 in Espoo, Finland) is a Finnish ten-pin bowler now living in Partille, Sweden.

Palermaa beat South Africa's Guy Caminsky in the first round (464-438), before losing to the 2006 champion, American PBA bowler Chris Barnes in the quarter-final (490-467).

Following this, Palermaa travelled to Turkey for the 4th Istanbul open, and was victorious, defeating fellow two-handed bowler Jason Belmonte from Australia in the single-game final (258-195).

Palermaa participated in the 2007 World Ranking Masters [3] at the Kegel Training Centre, Lake Wales, Florida, U.S., and finished the 24 game qualifier as the number 1 seed, with an average of 241.58.

[3] 2005 Super Series Tour Championships Champion 2008 European Ranking Masters Super Six Gothenburg 2009 World Ranking Masters Super Six Super Star 2010 Dubai International 2005 III Catalonia Open - Trofeu Galasa Columbia 300 Vienna Open 2006 Kungsbacka International Tournament 2007 Brunswick Euro Challenge 4th Istanbul Bowling Open 2008 Brunswick Aalborg International Ebonite Lahti Open 2009 Hammer Bronzen Schietspoel Tournament 2010 Won the Geico Shark Championship at the PBA World Series of Bowling in Las Vegas, Nevada (USA) on November 6, 2010.