Ólafur Indriði Stefánsson (born 3 July 1973) is an Icelandic former handball player who, for many years was the captain of the Iceland men's national handball team but announced his international retirement after the 2012 London Olympics.

As a player for his national team, his goal tally of 1570 is third only to the Hungarian Péter Kovács and Gudjon Valur Sigurdsson.

He won silver with the Icelandic handball team at the 2008 Beijing Olympics, as well as bronze at the 2010 European Championship.

At the pinnacle of his career, Ólafur Stefánsson enjoyed massive success with Ciudad, winning both the Champions League and the Spanish title multiple times.

On 7 December his agent announced he had signed for the Lekhwiya Handball Team in Doha, Qatar.