Are you talking about the singer's name?

Engelbert Humperdinck is the singer's stage name after the German 19th-century composer of operas. He was born Arnold George Dorsey in India. His family immigrated to England when he was still a child. Later, he became a famous British singer and has a lot of female fans.

http://en.wikipedia.org/wiki/Engelbert_Humperdinck_(singer)