August 4, 2018 marks Meghan Markle‘s first birthday as a member of the royal family, since marrying Prince Harry on May 19. While the Duchess of Sussex is spending the day attending a wedding, other members of the royal family have been celebrating the occasion by posting sweet Instagram tributes about the former actress.

Related article: See Every Photo From Meghan Markle And Prince Harry’s Royal Visit To Ireland

Meghan is turning 37, and although she’s spending the day attending Charlie van Straubenzee‘s wedding, at which her husband is the best man, members of her new family have been posting on social media to congratulate her.

Firstly, Kensington Palace’s Instagram account posted a photo of Meghan, along with the caption, “Thank you everyone for your lovely messages on The Duchess of Sussex’s birthday! #HappyBirthdayHRH.”

Also joining in the celebrations, the royal family’s official Instagram account posted the message, “Happy Birthday to HRH The Duchess of Sussex! #HappyBirthdayHRH.”

Happy Birthday to HRH The Duchess of Sussex! #HappyBirthdayHRH pic.twitter.com/qId94pYuNo

— The Royal Family (@RoyalFamily) August 4, 2018

Clarence House, the home of Prince Harry’s father, Prince Charles, and Camilla, Duchess of Cornwall, also paid tribute to the Duchess of Sussex. Making use of a well placed cake emoji, the Instagram post said, “Wishing HRH The Duchess of Sussex a very Happy Birthday ?‬”:

‪Wishing HRH The Duchess of Sussex a very Happy Birthday ?‬

A post shared by Clarence House (@clarencehouse) on Aug 4, 2018 at 2:09am PDT

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This article originally appeared on Harper’s BAZAAR US 

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• British Royal Family
• Camilla Parker Bowles
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• Charlie van Straubenzee
• Duchess of Sussex
• Jack Brooksbank
• Meghan Markle
• Prince Charles
• Prince Harry
• Princess Eugenie