Family name origins & meanings
- South German : topographic name for someone who lived near a pond or lake, Middle High German lache + man ‘man’.
- German : topographic name for someone who lived by the boundary of a parish or other administrative unit, from Middle High German lāche ‘boundary stone’.
- German (of Slavic origin) : from Lach 1 or 3.
- Jewish (Ashkenazic) : variant spelling of Lachman.