William of Auvergne may refer to:
- William of Auvergne, bishop of Paris (1228–1249)
- William of Auvergne (bishop-elect of Liège) (1281)
- several counts of Auvergne:
- William I, Duke of Aquitaine (died 918), also count of Auvergne
- William II, Duke of Aquitaine (died 927), also count of Auvergne
- William III, Duke of Aquitaine (died 963), also count of Auvergne
- William IV of Auvergne (989–1016) (also called William I or V)
- William V of Auvergne (1032–1064) (also called William II or VI)
- William VI of Auvergne (1096–1136) (also called William III or VII)
- William VII of Auvergne, the Young (1143 – c. 1155) (also called William IV or VIII)
- William VIII, Count of Auvergne , the Old (1155–1182) (also called William VII or IX)
- William VIII, Dauphin of Auvergne (died 1240)
- William IX of Auvergne (1194–1195)
- William X of Auvergne (1224–1246) (sometimes William XI or XII)
- William XI of Auvergne (1277–1279) (sometimes William XII or XIII)
- William XII of Auvergne (1325–1332) (sometimes William XIII or XIV)