look for Seá Ó Sé ; note how he spells his name. Recordings on Gael-Linn. sings on Ó Riada Sa Gaiety with Ceoltóirí Cualainn (spelling?), precursor to The Chieftains.
another recording of the song: Deirdre Ní Fhlionn, Irish Traditional Songs, Folkways FW 8762. Date 1958