Grantley may refer to - Places Grantley, North Yorkshire, England Grantley Hall, a country estate in North Yorkshire, England Grantley, Pennsylvania, United States Grantley Harbor, a waterway in Port Clarence, Alaska, United States People Baron Grantley, a title in the Peerage of Great Britain Fletcher Norton, 1st Baron Grantley (1716-1789) William Norton, 2nd Baron Grantley (1742-1822) John Norton, 5th Baron Grantley (1865-1943) Richard Norton, 8th Baron Grantley (b. 1956) Gyton Grantley (b. 1980), Australian actor Steve Grantley (fl. 1980s), British rock drummer Other Grantley Adams International Airport, Barbados