mac creiche was said to have founded several churches in county clare, but only cill mic creiche (kilmacrehy) is named after him. the church of "kilmaccrik" is mentioned in the papal taxation of 1302. the ruins of the old church lie near the village of liscannor. there was a holy well near the church dedicated to maccreiche, but the nearby well of the more famous saint brigit of kildare drew many more visitors in the 19th century. mac creiche is said to have founded the church of teampull na glas aighne near inagh. some remains of this building could still be seen in 1839. he also founded the church of cill scanbotha, nearby to the west.