Beyonce and Jay-Z welcome their baby girl

Reports claim that the hip hop power couple have named their little princess Blue Ivy Carter

Beyonce and Jay-Z's celebrity friends like Rihanna and Russell Simmons have congratulated the couple on Twitter, confirming the news. Rihanna tweeted, 'Welcome to the world princess Carter! Love Aunty Rih'

Beyonce is said to have checked into Lenox Hospital in the Upper East Side of New York under the name of Ingrid Jackson. She reportedly booked out an entire floor for the birth. She gave birth to baby Ivy Blue by caesarean section.

The couple's spokesperson has not confirmed the reports.