Antti-Jussi Kemppainen (born 21 July 1989) is a Finnish freestyle skier, specializing in halfpipe and slopestyle.
He placed 9th in the qualifying round in the halfpipe, advancing to the final.
[1] Kemppainen, who was born in Kuusamo, made his World Cup debut in January 2006.
As of April 2014, he has one World Cup win, at Cardrona in 2013–14, and three other podium finishes.
This biographical article relating to freestyle skiing in Finland is a stub.