English: habitational name from any of numerous places called Sutton named with Old English sūth ‘south southern’ + tūn ‘farmstead estate’. The English surname is also common in Ireland (Wexford Kildare) where it has been established since the 13th century and Gaelicized as de Sutún. Jewish (from the former Ottoman Empire including Syria): unexplained. English: topographic name from Middle English (bi) suthentune ‘(at the place to the) south of the village’.
Source: Dictionary of American Family Names 2nd edition, 2022