Seán Dillon (born 30 July 1983) is an Irish professional footballer who plays as a defender for Scottish League One club Montrose, where he is a player-coach.

[3] However, on 15 May 2010, he was then a part of the Dundee United team who defeated Ross County 3–0 to lift the Scottish Cup at Hampden Park.

[6] In the 2017–18 season Dillon didn’t miss a game, as the gable endies clinched the Scottish League 2 title by one point.

In 2019, Dillon signed a contract extension keeping him at Montrose until summer 2021, with manager Stewart Petrie crediting him with having a "huge influence on the teams success" since his arrival.

[10] His aunt Noeleen McMahon won four caps for the Republic of Ireland women's national football team Longford Town Shelbourne Dundee United Montrose