Its a Boy for Alicia Keys

In this Sept. 30, 2010 file photo, singer Alicia Keys and husband Swizz Beatz arrive at the "Keep A Child Alive Black Ball" at the Hammerstein Ballroom in New York. (AP Photo/Evan Agostini, file

NEW YORK (AP) - It's a boy for Alicia Keys and her husband, music producer/rapper Swizz Beatz.

A representative for Keys said she gave birth Thursday night in New York. The couple have named their son Egypt Dean.

It's the first child for the 29-year-old superstar and the fourth child for Beatz, whose real name is Kaseem Dean. The couple was married July 31.

Swizz Beatz, 31, took time to tweet on Friday: "I'm so thankful for everything I been blessed with in my life

Singer Mary J. Blige also tweeted her congratulations on the birth.