O'Moore Surname Meaning & Coat of Arms

Looking for an O'Moore coat of arms? Arms were granted to families, not to surnames, and our research shows which heraldic tradition fits yours.

Meaning of the name

Seen on a birth certificate or a ship's manifest, O'Moore is usually a form of O'More. The name is usually explained as “Dweller by a moor”.

The extra “o” in O'Moore is a spelling habit rather than a different name. Spellings drifted because names were written down by ear in parish books, tax rolls and passenger lists.

Research your O'Moore family history with a full surname report and painted coat of arms.