Markus Eggler (born 22 January 1969 in Thun) is a retired Swiss curler from Münchenstein. Eggler was the skip of the Swiss team at the 1986, 1987 and 1989 World Junior Curling Championships. At the 1989 event, he won a bronze medal. He then skipped the Swiss team at the World Curling Championships in 1991, 1992 and 1994. He was the world champion in 1992 when his Swiss team defeated Hammy McMillan's Scottish team in the final 6-3. Eggler won a bronze at the 1994 World Championships and a bronze at the 1993 European Curling Championships. Eggler announced his retirement from curling in 2010.