Cognomen Nud (Nu 
, Nud 
, Nudus ) , all around the world, is a widespread surname. The last name Nud is habitual in Mongolia, where it is a prevalent surname, Myanmar, where it is a common surname, and Macao, where it is quite a common surname. In absolute terms, it is commonest in Myanmar, Mongolia, and China. Also, Nud is the forename as well as the last name.