William Ambaka Nyadara biography; is a Kenyan rugby union player, born on 14th May 1990 in Wundanyi, Kenya.
His career started in 2010 at Harlequins. Harlequins coach Geoffrey Kimani recommended him at Kenya Sevens head coach Benjamin Ayimba. He represented them during the 2011 and 2012 Sevens World Series. He also played for the team at the 2013 Rugby World Cup Sevens in Moscow. He was included in the Kenya National team squad that played in the 2014 Africa cup Competition.