Childebrand I was a Frankish duke (dux), son of Pepin of Heristal and Alpaida, and brother of Charles Martel. He was born in Autun, where he later died. The name of his wife is unknown. He was given Burgundy by his father, becoming a duke. He distinguished himself in the expulsion of the Saracens from Francia alongside his brother when he captured Marseille, one of the largest cities still in Umayyad hands.