St Patrick's, Greencastle (Irish: Naomh Pádraig, An Caisleán Glas) are a Gaelic football Club from Greencastle, County Tyrone, Northern Ireland.

Greencastle were Tyrone GAA Division 3 and Junior football champions of 2006.

They were also Ulster Junior Club Football Championship winners of 2006.

[1][2] Greencastle's manager is Seán Teague, former Tyrone senior football team captain.

Greencastle is one of only three clubs in Tyrone to win an All-Ireland Championship.