Ó Scealláin
Ó SCEALLÁIN—I—O Scalain, O Skallen, Scallan, Scullane, Scullion; 'descendant of Sceallán' (kernel); an old surname in Fermanagh and in South Leinster; now very scattered. In Connacht, it is pronounced Ó Scolláin, which see.
Alphabetical Index to Irish Surnames