Cosgrove

Etymology
Two main origins:
 * English habitational surname from the village in Northamptonshire, which is named with the personal name  +  + ; recorded as Covesgrave in 1086 (DB).
 * Reduced Anglicized form of, a byname from.

Statistics

 * According to the 2010 United States Census, Cosgrove is the 3749th most common surname in the United States, belonging to 9441 individuals. Cosgrove is most common among White (95.35%) individuals.