Arnar Sigurðsson (born 24 November 1981) is a retired tennis player from Iceland.

He was a decorated NCAA men’s college tennis performer at the University of the Pacific in Stockton, California.

[1] Sigurðsson had a career high ATP singles ranking of 703 achieved on 7 May 2007.

He also had a career high ATP doubles ranking of 518 achieved on 8 October 2007.

[2] Sigurðsson represented Iceland at the Davis Cup, where he had a W/L record of 64–31.