Editing William III (section)

==Nobles==
<!-- Entries are arranged by the date of their death, ''not'' birth. -->
* [[William III, Duke of Aquitaine]] (913–963)
* [[William II, Count of Provence]], also numbered William III of Provence, (late 980s–1018)
* [[William III, Count of Toulouse]], also styled William III of Provence ({{c.|970}}–1037)
* [[William III of Provence]] (died after 1037)
* [[William III of Weimar]] (died 1039)
* [[William III, Marquess of Montferrat]] ({{c.|970}}–1042)
* [[William III, Lord of Montpellier]] (died 1058)
* [[William V, Count of Angoulême]], also known as William Taillefer III (1084–1118/20)
* [[William III, Count of Burgundy]] ({{c.|1110}}–1127)
* [[William III of Forcalquier]] (died 1129)
* [[William III of Mâcon]] (1088–1156)
* [[William III, Count of Nevers]] ({{c.|1107}}–1161)
* [[William III, Count of Ponthieu]] ({{c.|1093}}–1172)
* [[William III, Count of Jülich]] ({{r.|1207|1219}})
* [[William II, Count of Flanders]], also styled William III of Dampierre (1224–1251)
* [[William de Cantilupe (died 1254)]]
* [[William III of Baux]] (died 1257)
* [[William III, Giudice of Cagliari|William III {{lang|it|Giudice|nocat=y}} of Cagliari]] ({{r.|1256|1258}})<!-- piped for language tagging per [[MOS:LANG]] -->
* [[William III of Geneva]] (1280-1320)
* [[William I, Count of Hainaut]] or William III of Holland ({{c.|1286}}–1337)
* [[William III, Earl of Ross]], known as ''{{lang|ghc|Uillearn}}'', 5th Earl of Ross (died 1372)
* [[William I, Duke of Bavaria]] or William III of Hainaut (1330–1389)
* [[William III, Duke of Bavaria]] (1375–1435)
* [[William III of Isenburg-Wied]] ({{r.|1413|1462}})
* [[William III, Princely count of Henneberg-Schleusingen]] (1434–1480)
* [[William III, Landgrave of Thuringia]] (1425–1482)
* [[William III, Landgrave of Hesse]] (1471–1500)