Kostner

Kostner is a German and Dutch surname and also a germanised version of the Ladin surname Costa.

Notable people

 * Aaron Kostner (born 1999), Italian Nordic combined skier
 * Carolina Kostner (born 1987), Italian figure skater
 * Diego Kostner (born 1992), Italian professional ice hockey
 * Erwin Kostner (born 1958), Italian ice hockey coach and former player
 * Isolde Kostner (born 1975), Italian Alpine skier
 * Michael Kostner (born 1969), German football coach and a player
 * Patrick Kostner (born 1988), Austrian footballer
 * Simon Kostner (born 1990), Italian ice hockey forward
 * Ulrico Kostner (born 1946), retired Italian cross-country skier