John Joe O'Shea (born 28 November 1951) is an Irish former professional darts player.
From Bantry in West Cork, he is one of the most successful Irish players in history, having won the Irish National Darts Organisation National Singles title on six occasions as well as having made numerous appearances for his country.
O'Shea is a two-time winner of the Éire division of the News of the World Darts Championship, winning in 1983 and 1987.
O'Shea first qualified for the World Professional Darts Championship in 1984, beating Alex MacKinnon in the first round before losing to John Lowe in the last 16.
O'Shea competed in the Winmau World Masters on ten occasions, making his debut in 1982, beating English, Swedish and American opposition before losing to Eric Bristow in the last 16.