Martin Annen (born 12 February 1974 in Zug, Switzerland) is a bobsledder who competed from 1996 to 2006. Competing in two Winter Olympics, Annen won a total of three bronze medals (Two-man: 2002, 2006; Four-man: 2006).
In Bobsleigh World Cup, he has two combined men's championships (2001-2, 2004–5), three two-man championships (2000-1, 2001–2, 2004–5), and one four-man championship (2001–2).