Background
William was the son of William I (or II) of Provence and Arsende de Comminges, daughter of Arnaldo, Count of Comminges and Arsende, Countess of Carcassonne.
William was the son of William I (or II) of Provence and Arsende de Comminges, daughter of Arnaldo, Count of Comminges and Arsende, Countess of Carcassonne.
William succeeded his father. William I, on the latter"s retirement to a monastery just before his death in late 994. He was a minor under his step-mother"s regency until he came of age in 999.
His regent was Adelaide-Blanche of Anjou, his father"s second wife.
William died in 1018, about 30 May.
Together William and Gerberga had:
William IV of Provence († c 1019-1030), who succeeded his father. Geoffrey I of Provence († c February 1061-1062), Count of Arles, Margrave of Provence.
Fulk Bertrand of Provence († c 27 April 1051), Count of Provence.