Robert I (697–764), Count of Hesbaye and Duke of Neustria, son of Lambert, Count of Haspengau, and Chrotlind, daughter of Theoderic III, King of Neustria and Austria, and Saint Amalaberga. He was Count palatine under Childeric III. His descendants would form the basis of the Robertian dynasty, one of the most important royal households in history.
Robert married Williswinda, daughter of Adalhelm, Grundherr im Wormsgau. Robert and Williswinda had three children:
Upon his death, Robert was succeeded as count by his brother-in-law Signramnus, probably prior to his son Cancor becoming of age.