Matthew McGahan (born 21 April 1993) is an Australian born rugby union player of Irish descent.
His father played professional rugby league in New Zealand.
Matt plays in the fly-half (and occasionally inside centre) position for Top League side Yamaha Júbilo, and formerly for Mitre 10 Cup side North Harbour and Australia's NRL rugby league side the Melbourne Storm.He is the son of rugby league legend, Hugh McGahan.