Poland (surname) cases, particularly in Ireland, the English "Poland" is a variant of "Polin", which is in turn an Anglicised form of the original Gaelic spelling of "Mac Póilín", which translated from Irish means "son of little Paul". This Irish surname originated as a patronymic, derived from a pet form of the Irish "Pól" (the English form of which is "Paul"). There are multiple formulations of the anglicised spelling quite often with the 'Mac' or 'Mc' removed, including: (Mc)Poland, (Mc)Polin, (Mc)Polland, (Mc)Pullen, (Mc)Pullin, (Mc)Polan which in Ireland come from the same original Gaelic. The variety in spelling of this Irish surname and
Eolais mac Biobhsach manuscripts going back almost two hundred years. O'Donovan claimed the family name ( "descendent of Eolais") is still found anglicised as "Olus" or "Olis". two instances of the surname corrupted as "Oelase" and "Olase", are found in the Irish Fiants for Leinster. The surname must be very rare. Eolais mac Biobhsach Eolais "mac Biobhsach" (alias " "knowledge", anglicized "Wallis", "Olis" or "Olus" ) was a chieftain of 10th century Gaelic Ireland. He is noted as the first "full chieftain of Conmaicne Réin". His descendants, "the Muintir Eolais", expanded into the territory of present day south county Leitrim, and parts of