Lethem (surname)Lethem is an Old English pre 6th century geographical location name specifically from Lathom in Ormskirk, Lancashire.MeaningThe meaning of the name is not confirmed however, it is suggested that the name is taken from the words 'lade' or 'lathe' or that the name means 'dweller at the barns'.Notable peopleNotable people with the surname include: Gordon James Lethem, British civil servant Roland Lethem, Belgian filmmaker and writerJonathan Lethem, American novelist, essayist, and short story writer