what is the real name of beast in beauty and the beast

His name is Adam. They don't say it in the movie but during the process creators named it after a paint from Michelangelo named "Adam creation".

He has no name. Just a misceláneo prince like in Snow White o Cinderella. Many fans call him Adam but it's not official just fanmade stuff.

The Beast's real name is 'Adam'. It doesn't say that in the disney movie.