The surname Rook has multiple origins and meanings. It can derive from a nickname for someone with dark hair or complexion, similar to the black-feathered bird of the same name. Alternatively, it could refer to a person associated with a house sign featuring a rook or be a variant of the surname Rock. The name has been used in various forms and locations, including England, Ireland, and the United States. Over time, the frequency of the surname has fluctuated, with significant increases in certain regions. The name Rook is important as it reflects both physical characteristics and historical associations.
