Andoni Aranaga Azkune (born January 1, 1979 in Azpeitia, Basque Country) is a Spanish professional road bicycle racer.
Aranaga turned professional in 2004 with the Chocolade Jacques team, before moving to Kaiku in 2005, where he won stages in Vuelta a Asturias and Volta a la Comunitat Valenciana.
In 2006, Aranaga moved to Euskaltel-Euskadi, where he stayed for two seasons.