Not found before the 1920s, and not common until the 1940s, but increasingly popular since, being borne, for example, by the American actress Cheryl Ladd (b. 1951). It appears to be a blend of Cherry and Beryl.
French (La Brècque): habitational name from La Brèque in Seine-Maritime, named with the Norman form of brèche (see Labreche). It may also be a Norman topographic name for someone living by a gap or breach of some kind.