Cian Kelleher (born 7 August 1994) is a professional rugby union player from Ireland.
He primarily plays on the wing or at fullback.
Kelleher currently plays for Leinster in the Pro14, where he started his career.
After initially coming through Leinster's academy, Kelleher had a three-year spell with Irish rivals Connacht, before returning to Leinster for the 2019–20 season.
Kelleher has represented Ireland internationally.
He played for the Ireland under-20s in the 2014 Under-20 Six Nations and at the 2014 Junior World Championship, scoring three tries in nine appearances.
Kelleher made his first appearance for the Irish senior side in an uncapped match against the Barbarians on 28 May 2015.