Lena Frier Kristiansen (born 12 March 1983) is a badminton player from Denmark.

[1] In 2001, she won the silver and bronze medals at the European Junior Championships in the mixed team and doubles respectively.

[2] Partneres with Kamilla Rytter Juhl, they won the bronze medal the 2006 European Championships in the women's doubles event, and made it to the gold medal in 2008.

[4] Women's doubles Mixed doubles The BWF Superseries, launched on 14 December 2006 and implemented in 2007, is a series of elite badminton tournaments, sanctioned by Badminton World Federation (BWF).

A season of Superseries features twelve tournaments around the world, which introduced since 2011, with successful players invited to the Superseries Finals held at the year end.