Robert III

Robert III may refer to:


 * Robert III of Scotland, king of Scotland from 1390 to 1406
 * Robert III, Count of Worms (800–834)
 * Robert III, Prince of Capua (1153–1158)
 * Robert III, Count of Loritello (died 1182)
 * Robert III de Brus (fl. 12th century, died ca. 1191)
 * Robert III, Count of Dreux (1185–1234)
 * Robert III, Count of Flanders (1249 – September 17, 1322)
 * Robert III of Artois (1287–1342)
 * Robert III de La Marck (1491–1537)