Genzebe Dibaba (born February 8, 1991 in Bekoji) is an Ethiopian middle- and long-distance runner. She is the sister of three-times Olympic champion Tirunesh Dibaba and Olympic silver medallist Ejegayehu Dibaba, and the cousin of former Olympic champion Derartu Tulu.
She was the 2012 World Indoor Champion for the 1500 m and holds the Ethiopian record for the distance with her best of 3:57.77 minutes. She represented Ethiopia at the 2012 Summer Olympics and has twice competed at the World Championships in Athletics (2009 and 2011). She was highly successful as a junior (under-19) athlete, having won two junior world cross country titles and one world junior 5000 m gold medal.