William of Poitiers (1020–1090) was a Norman priest and chronicler, chaplain to William the Conqueror.

William of Poitiers may also refer to:

William III of Aquitaine (915–963), called Towhead, count of Poitiers from 935 William IV of Aquitaine (937–994), called Fierebras, count of Poitiers from 963 to 990 William V of Aquitaine (969–1030), called the Great, count of Poitiers from 990 William VI of Aquitaine (1004–1038), called the Fat, count of Poitiers from 1034 William VII of Aquitaine (1023–1058), called the Eagle, count of Poitiers from 1039 William VIII of Aquitaine (1025–1086), count of Poitiers from 1058 William IX of Aquitaine (1071–1126), called the Troubadour, count of Poitiers from 1086 William X of Aquitaine (1099–1137), called the Saint, count of Poitiers from 1126 William FitzEmpress (1136–1164), youngest son of Empress Matilda

See also

William (disambiguation) Poitiers Poitou