That a church should name a townland is unremarkable in Ireland, but when the physical remains of that church survive, however fragmentary, the name stops being merely administrative and starts pointing somewhere specific.

Kilmogue lies in a quietly agricultural corner of Kilkenny, and like many such sites across the country, the church here is likely the remnant of an early medieval foundation, the kind of small local parish church that served rural communities across the island from the early Christian period onward. The prefix cill, one of the most common elements in Irish place names, generally indicates a church or monastic cell, and the personal name embedded in the townland name suggests a dedication to an individual saint, possibly local and now obscure, of the kind that populated the early Irish church in great numbers before the standardisation of the Roman calendar brought more universal dedications into fashion.