Ann Kristin Aafedt Flatland (born 6 November 1982 in Oslo) is a Norwegian biathlete. Ann Kristin Aafedt Flatland debuted in the World Cup in 2003 in the Finnish Kontiolahti, where she came in 56th in the sprint event. In the second world cup weekend in Hochfilzen she debuted on the Norwegian relay team who finished 5th. She has two individual World Cup victories. She represented Norway at the World Championship 2005, in Hochfilzen and came 22nd in the sprint and 37th in the pursuit.