Prince William and his wife Kate's second child is due in April, an official statement said on Monday.
"Their Royal Highnesses The Duke and Duchess of Cambridge are delighted to confirm they are expecting a baby in April 2015," said a statement from the couple's official residence, Kensington Palace.
Also read: Prince William warns paparazzi against 'harassing' George
It also said the duchess will make her first public appearance in more than two months on Tuesday after suffering from acute morning sickness. Rumours said that the second child is likely to be a girl but the royals have not commented on this.