Rabbi Yaakov Yosef Gurekhov (in Yiddish: Gurkaw; 4 Tammuz 5668 - 29 Elul 5753) was one of the Rebbe’s emissaries in London from 1951 to 1982. He spent his later years in the Crown Heights neighborhood, where he was counted among the elder Chassidim who graced the Rebbe's court.