Amaya Gastaminza Ganuza (born 27 February 1991) is a Spanish professional basketball player.

She plays for Hondarribia-Irún and Spain women's national basketball team.

She has represented several junior teams in European competitions.

She won EuroLeague Women 2010–11 with Perfumerías Avenida Baloncesto.

This biographical article relating to a Spanish basketball figure is a stub.