Matty Costello (born (1998-04-09)9 April 1998) is a professional rugby league footballer who plays as a centre for Barrow Raiders in the RFL Championship.

He has previously played for St Helens and Salford Red Devils in the Super League, and has spent time on loan at Sheffield Eagles, Leigh Centurions, Newcastle Thunder and Barrow Raiders in the Betfred Championship.

In 2018, he made his Super League début for St Helens against the Huddersfield Giants.

Costello played at the Orrell St James ARLFC from an early age before starting a scholarship with the Saints in 2014.

This quick, elusive player was a strong defender and played his first senior matches for the Sheffield Eagles club.