Prince Harry and Meghan Markle announce she's pregnant!

Ever since the Duke and Duchess of Sussex tied the knot back in May, rumours have been swirling around when the couple will welcome a baby.

And now the newlyweds have announced they're expecting their first baby!

• READ MORE: These are the names Harry and Meghan may choose for their royal baby

Taking to Instagram, Kensington Palace has announced the exciting news.

"Their Royal Highnesses are very pleased to announce that the Duchess of Sussex is expecting a baby in Spring 2019," the post read.

"Their Royal Highnessws very much appreciate all of the support they have received from people around the world since their wedding in May and are delighted to be able to share their happy news."

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"The Queen, Duke of Edinburgh, Prince of Wales, Duchess of Cornwall, and Duke and Duchess of Cambridge are delighted for the couple and were able to congratulate them on Friday at the wedding in person."

"Ms Doria Ragland is very happy about the lovely news and she looks forward to welcoming her first grandchild."

The Duchess will still visit Fiji and Tonga despite the presence of zika, with a spokesman saying they had taken medical advice.