Origin: German

* As a north/Low German surname, from the archaic noun es, ehe (“swamp water”), possibly from a corruption of *ahu (“stream, river”). * As a Switzerland German/Alemannic German surname, from Ess (“pasture, grazing area”), from Proto-Germanic *atiska- (“grainfield”), possibly from Proto-Indo-European *h₂edos- (“sort of cereal, grain”), related to Latin ador (“spelt”), Hittite [script needed] (ḫattāi-, “to cut (grain)”). * Also as a Swiss German surname, from a short form of Oswald. * As a Dutch surname, shortened from Van Ess, itself a variant of Van Es, from van + the placename Esch in North Brabant.

Etymology: Wiktionary (CC-BY-SA)