Günther Weidlinger (born April 5, 1978 in Braunau am Inn) is an Austrian long-distance runner who is a former 3000 metres steeplechase specialist but now competes in the marathon. He first made his mark in athletics as a junior athlete in European competitions: winning the steeplechase at the 1997 European Athletics Junior Championships and a silver medal at the 1997 European Cross Country Championships. He set a national record in the event in the final of the 1999 World Championships in Athletics and also reached the final at the 2000 Summer Olympics. He reached a number of major championship finals over the following five years and represented Austria at the 2004 Athens Olympics, as well as the 2003 and 2005 World Championships.