Family name origins & meanings
- German : habitational name from a place so named near Jülich. In Switzerland Bossler means ‘ruffian’ (from Middle High German bôssen ‘to hit’; compare Bosshart), and in some cases the surname may have arisen from a nickname from this sense.
- Swabian (Bösler) : nickname for a sickly person, from Swabian Bösele ‘ulcer’, ‘boil’, ‘abscess’.