What is JZ 's real name?

JZ's real name is Shawn Carter, but he was known as "Jazzy", a nickname that eventually developed into his stage name, "Jay-Z". The moniker is also an homage to his musical mentor, Jaz-O (a.k.a. Jaz, Big Jaz), as well as to the J/Z subway lines that have a stop at Marcy Avenue in Brooklyn.

And Beyonces real name is Beyonce Carter