Spillane family genealogy
Arms: Sa. a fess erm. a bend pean.
MUIREADACH [muredach], brother of Cearnach, who is No. 98 on the "Breslin" pedigree, was the ancestor of O'Speilain; anglicised Spellan, Spelman, Spilman, Spillane, Spollen, and Spillers.
98. Muiredach: son of Fergus.
99. Foghartach: his son.
100. Speilan ("speil:" Irish, a herd, particularly of swine; "an," one who): his son; a quo O'Speilain.