Sisaro Dautu Koyamaibole (born 6 March 1980) is a Fijian rugby union player. His usual position is at number eight. Koyamaibole also plays for Fiji, including playing in the 2003 Rugby World Cup, the 2007 Rugby World Cup and the 2011 Rugby World Cup, and has played for the Fiji Sevens in rugby sevens tournaments. At club level, he has represented Taranaki, Petrarca Padova, Toulon, Sale Sharks, Lyon OU, Bordeaux Bègles and currently plays for Brive.