Cognomen เน่า (Rot 
, Rotrung 
, เน่า) , around the globe, is quite a common last name. The family name เน่า is characteristic of Slovenia, where it is quite a common surname, Myanmar, where it is quite a rare surname, and Bulgaria. In absolute terms, it is the most numerous in Myanmar, India, and Germany. Much less frequently, เน่า is the forename as well as the last name.