Career
She represented her country at the African Championships in Athletics in 2008, coming fourth. She set a 3000 metres track best of 8:52.04 minutes at the Hanžeković Memorial, placing second, and improved her 5000 m best to 15:02.14 minutes at the FBK Games. A successful track season came for Belaynesh in 2008 – she was fourth over 5000 m at the 2008 African Championships in Athletics, set a best of 14:46.84 minutes for third at the FBK Games, then came fourth at the Bislett Games in Oslo.
In 2009 she finished ninth at the Bislett Games, but still ran a personal best time of 14:44.26 minutes.
Further bests came at the Tilburg 10K, where she was runner-up to Mestawet Tufa in 31:23 minutes, and the Dam tot Damloop, where she was fourth with a time of 51:40 minutes for the ten miles. Her last competitive outing was at the 2010 World"s Best 10K, finishing in seventh and one place ahead of her fellow namesake Belaynesh Zemedkun.