Sadiq Adebiyi (born 8 January 1997) is a Nigerian professional rugby league footballer who plays as a loose forward, second-row or prop for the Keighley Cougars in the Championship and Nigeria at international level. Adebiyi played for London Broncos between 2015 and 2021 with loan spells at Hemel Stags, Oxford and London Skolars in League 1, and Oldham and the Sheffield Eagles in the Championship.