Pétur Már Sigurðsson (born 15 April 1978) is an Icelandic professional basketball coach and a former player. He is currently the head coach of Vestri. He is the former head coach of the Úrvalsdeild kvenna club Stjarnan and former assistant coach of the Icelandic men's national basketball team. He coached the men's national team during the 2013 Games of the Small States of Europe in the absence of . The team finished third with two wins and two losses.