Jukka Kalso
Jukka Kalso (born 13 August 1955) is a Finnish former ski jumper. He made his World Cup debut at the Four Hills Tournament in 1982. He competed between 1982 and 1987, reaching the podium twice: he placed third in Big Thunder in 1986 and second in Garmisch-Partenkirchen in 1987. He also took part in the ski flying World Championships in 1983. Later he was active as a ski jumping coach. He was the personal coach of the Olympic winner Jani Soininen with Risto Pirttimäki.