The Cosgrove Family History

What Does the Cosgrove Surname Mean? Historical Origins Explained

The surname Cosgrove has its roots in both Ireland and England, deriving from the Gaelic word ‘cosrach,’ which translates to victorious or conquering. In Old English, the components ‘cof’ and ‘graf’ denote a thicket or grove. Variations of the name Cosgrove include Cosgrave, McCosgrave, O’Cosgrave, O’Cosgrove, and McCosgrove. The ancestral families of Cosgrove are primarily associated with Leinster in Ireland. In Scotland, many families bearing the Cosgrove surname resided in the southern regions, particularly in Lanarkshire, Ayrshire, Angus, and Midlothian. In England, the majority of individuals with the surname were concentrated in the counties of Yorkshire and Lancashire. The earliest Cosgrove families to emigrate to America established themselves in New York, Pennsylvania, and Ohio, with subsequent migrations occurring to Massachusetts, Illinois, New Jersey, Connecticut, and California. Notable individuals bearing the Cosgrove surname include Kevin M. Cosgrove, who served as Vice President at Aon Corp. and tragically lost his life in the South Tower during the September 11, 2001 attacks; Daniel Cosgrove, a film actor; Miranda T. Cosgrove, an actress and songwriter; Stuart Cosgrove, a journalist and television broadcaster in Scotland; and William Cosgrove, who was awarded the Victoria Cross for valor during World War I.