St Patrick's, Greencastle GAC

{{Short description|Tyrone-based Gaelic games club}}

{{Use dmy dates|date=August 2022}}

{{Use Hiberno-English|date=August 2022}}

{{Infobox GAA club

| club gaa = St Patrick's, Greencastle

| irish = Naomh Pádraig, An Caisleán Glas

| crest = Greencastle GAA Crest.png

| founded = 1932

| province = Ulster

| county = Tyrone

| nickname = The Castle
The Hoops

| colours = Green and White

| grounds =

| coordinates = {{coord|54|41|50.95|N|7|03|51.03|W|display=it|region:IE_type:landmark}}

| pattern_la = _whiteborder

| pattern_b = _horizontalonwhite

| pattern_ra = _whiteborder

| pattern_sh = _oneills20white

| pattern_so = _hoops_white

| leftarm = 008000

| body = 008000

| rightarm = 008000

| shorts = 008000

| socks = 008000

| f1 =

| f2 =

| f3 =

|}}

St Patrick's, Greencastle ({{langx|ga|Naomh Pádraig, An Caisleán Glas}}) are a Gaelic football Club from Greencastle, County Tyrone, Northern Ireland. The club was founded in 1932, under the name Greencastle Erin's Hope.

Greencastle were Tyrone GAA Division 3 and Junior football champions of 2006. They were also Ulster Junior Club Football Championship winners of 2006. They also went on to win the All-Ireland Junior Club Football Championship in 2007.{{cite web |url=http://archives.tcm.ie/irishexaminer/2007/03/12/story27544.asp |title=Greencastle pip Duagh at the post | Irish Examiner |access-date=2008-11-06 |url-status=dead |archive-url=https://archive.today/20120718115911/http://archives.tcm.ie/irishexaminer/2007/03/12/story27544.asp |archive-date=2012-07-18 }}{{cite news | url=http://news.bbc.co.uk/sport2/hi/northern_ireland/gaelic_games/6439399.stm | title=Greencastle are junior champions | date=11 March 2007 | publisher=BBC Sport | access-date=12 September 2020 }}

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.