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) See also Ridgway (disambiguation)