Prince Oscar of Sweden is growing up fast, as he turns 5 on Tuesday, 2 March 2021.
Prince Stefan of Serbia celebrates his 3rd birthday in Belgrade on Thursday, 25 February 2021.
King Harald of Norway celebrates his 84th Birthday on Sunday, 21 February 2021.
Princess Athena of Denmark celebrates her 9th birthday on Sunday, 24 January 2021, with her family in Paris.
Queen Elizabeth's cousin, Princess Alexandra, celebrates her 84th birthday on Christmas Day, 25 December 2020.
The Swedish Armed Forces will fire 21-gun salutes to mark Queen Silvia's 77th Birthday on Wednesday, 23 December 2020.
The heir to the Dutch throne Catharina-Amalia Princess of Orange celebrates her 17th birthday on Monday, 7 December 2020.
Princess Sofia, Duchess of Värmland celebrates her 36th birthday on Sunday, 6 December 2020.
The Prince of Wales celebrated his 72nd Birthday on Saturday, 14 November 2020. #HappyBirthdayHRH
Hereditary Grand Duke Guillaume celebrates his 39th birthday on Remembrance Day, Wednesday, 11 November 2020.