St Michael's Gaelic Athletic Club, Newtownhamilton (Irish: CLG Naomh Micheál, Baile Úr) is a GAA club in Co. Armagh.

Our playing fields lie within the townland of Tullyvallan, on the edge of the village of Newtownhamilton, in south Armagh.

Our catchment area mostly includes the townlands of Tullyvallan, Carrickacullion, CamlyBall, CamlyMacullagh, Ballintemple, Knockavannon and Cortamlet 

St Michael's play Gaelic football and are currently in the Armagh Junior Football Championship.