Jone Amezaga Martínez[a] (born 2 January 2005) is a Spanish footballer who plays as a forward or left winger for Athletic Club.

Amezaga started her career with Pauldarrak and joined Athletic Club's academy aged 12.

[3] She made her professional debut in the Liga F against Sporting Huelva in September 2022 aged 17, starting the match and opening the scoring with her first touch of the ball within the first minute of play.

[4][5] She continued to feature regularly that season,[6] making 22 appearances and scoring three more goals[b] including one at the club's main San Mamés stadium against Real Sociedad.

[9] Her progression at club and international levels closely mirrored her teammate and friend Sara Ortega.