O Siadhail - anglicised as Shiel, Shields, Sheilds, Sheil, etc. sometimes with a preceding O - Family Coat of Arms. Argent a lion rampant between two dexter hands couped at the wrist erect appaumee in chief and a mullet in base all gules.
Crest: Out of a ducal coronet or an arm erect vested gules holding a sword proper