Matti Ensio Nykänen (17 July 1963 in Jyväskylä – 4 February 2019 in Lappeenranta) was a Finnish ski jumper and singer. He won five Olympic medals (four gold), nine World Championships medals (five gold) and 22 Finnish Championships medals (13 gold). He won three gold medals at the 1988 Winter Olympics, which made him one of the two most successful athletes at those games.