The Duchess of Cambridge has given birth to a girl, Kensington Palace has announced.
The baby - who is fourth in line to the throne - was "safely delivered" at 08:34 BST (07:34 BST), the palace said in a statement.
The duchess had earlier been admitted to the Lindo Wing at St Mary's Hospital where Prince George was born in July 2013.
Both Catherine and the baby are "doing well", the statement added.
The duchess travelled from the palace with her husband Prince William and was admitted at 06:00 BST (05:00 GMT).
The baby is fourth in line to the throne, behind his or her grandfather Prince Charles , father Prince William and brother Prince George.
On Thursday, during an official engagement, Prince Charles had said he was hoping the duchess gave birth to a girl.
