Carlos Gurpegui Nausia (alternate spelling Gurpegi; born 19 August 1980) is a Spanish retired footballer who played as a central defender or a defensive midfielder.
He spent his entire professional career with Athletic Bilbao, which was marred by a two-year ban due to a nandrolone positive test.
Over 14 La Liga seasons, he appeared in 393 matches in all competitions and scored 22 goals.