The Scottish and Irish surname Gilmour is an anglicized form of the Gaelic name Mac Gille Mhoire (Scots), Mac Giolla Mhuire (Irish), patronymics from personal names meaning “servant of (the Virgin) Mary.” The name is recorded in Scotland as early as the 14th Century. In Ireland the name is most frequently found in the north and west of the country particularly in counties Down, Galway and Sligo. The name is first recorded in the New World in 1685 when William Gilmour arrived in New Jersey. Today there are approximately 3,000 bearers of the name Gilmour living in the United States.
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