Betty Ann Bjerkreim Nilsen (born 7 September 1986) is a Norwegian orienteering competitor and cross-country skier.

Bjerkreim Nilsen won a gold medal in the relay at the 2005 Junior World Orienteering Championships.

[1] At the 2009 World Orienteering Championships in Miskolc she won a gold medal in the relay, together with Anne Margrethe Hausken and Marianne Andersen.

[2] She received a gold medal in the relay at the 2005 Junior World Championships in cross-country skiing, and again in 2006.

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