Surname Mupp (Mupp 
, Muppet 
) , all over the world, is a very rare last name. The surname Mupp is habitual in Australia, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. In absolute terms, it is commonest in India, the United States, and the United Kingdom. Likewise, Mupp is the forename as well as the last name.