Aritz Aranburu Aspiazu (born August 30, 1985, Zarauz, Spain) is a Spanish professional surfer.

Aranburu began surfing on a shortboard at the age of 7.

In 2002, he also competed in the Euro-African Surf Championship, where he finished first in Namibia and second in South Africa.

In 2007, Aranburu won the Zarauz Pro Surf title and became the European champion.

In 2008, Aranburu suffered knee and ankle injuries, but managed to stay alive in the WCT.