Henry del Vasto (Italia: Enrico del Vasto), died before 1141 was a son of Manfred del Vasto, margrave of Western Liguria, and brother of Adelaide, countess of Sicily (1089–1117) and Jerusalem (1112–1117) and of Boniface, margrave of Savona and Western Liguria.
His father's family was a branch of the Aleramici, sharing a common descent from Aleramo of Montferrat with the Marquesses of Montferrat.
His brothers founded the lines of the Marquesses of Saluzzo, of Busca, of Lancia, of Ceva, and of Savona.
He also married Flandina, a daughter of Roger and his second wife, Eremburga of Mortain.
His nephew, Roger II, named one of his sons Henry after the child's great uncle.