Barry Gillis (Irish: Barra Mac Giolla Íosa; born 12 January 1980) is an Irish Gaelic footballer who plays for Derry, with whom he has won the National League twice. He plays his club football for Magherafelt O'Donovan Rossa.Gillis plays full forward for Magherafelt, but plays as goalkeeper for Derry. He is in the unique position of winning a National League medal as an outfielder (2000), and another National League medal as goalkeeper (2008).