Robert Ridgway (1850–1929) was an ornithologist.
Robert Ridgway or Ridgeway may also refer to: Robert Ridgway (congressman) (1823–1870), Virginia congressman, lawyer and editor Robert Ridgway (engineer) (1862–1938), American civil engineer Robert Ridgeway, 2nd Earl of Londonderry (died 1641) Robert Ridgeway, 4th Earl of Londonderry (died 1714), Anglo-Irish peer Robert L. Ridgeway III, American politician, member of the South Carolina House of Representatives
See also Ridgway (disambiguation)