Family name origins & meanings
- South German : in Switzerland, an occupational name for a fisherman or maker of fish traps, from an agent derivative of Middle High German riuse ‘fish trap’, ‘weir basket’.
- South German : nickname from an agent noun based on Middle High German riusen ‘to moan or complain’.
- South German : occupational name for a castrator of farm animals, a derivative of reussen ‘to castrate’.