05 – Birth of Grand Duke Jean of Luxembourg (1921)
05 – Birth of King Juan Carlos of Spain (1938)

06 – Birth of Tsaritsa Margarita of Bulgaria, born Margarita Gomez-Acebo y Cejuela (1935)

08 – Birth of Prince Vincent of Denmark (2011)
08 – Birth of Princess Josephine of Denmark (2011)

09 – Birth of The Duchess of Cambridge, born Catherine Elizabeth Middleton (1982)

10 – Wedding of Princess Margriet of the Netherlands and Pieter van Vollenhoven (1967)

15 – Birth of Princess Michael of Kent, born Baroness Marie-Christine von Reibnitz (1945)
15 – Birth of Inaki Urdangarin y Liebaert, husband of Infanta Cristina of Spain (1968)

19 – Birth of Princess Birgitta of Sweden (1937)
19 – Birth of Princess Margriet of the Netherlands (1943)

20 – Birth of The Countess of Wessex, born Sophie Rhys-Jones (1965)
20 – Birth of Queen Mathilde of Belgium, born Mathilde d’Udekem d’Acoz (1973)

21 – Birth of Princess Ingrid Alexandra of Norway

23 – Birth of Princess Caroline of Monaco (1957)
23 – Wedding of Princess Caroline of Monaco and Prince Ernst Augustus of Hanover (1999)

25 – Birth of Princess Charlene of Monaco, born Charlene Lynette Wittstock (1978)

30 – Birth of King Abdullah II of Jordan (1962)
30 – Birth of King Felipe VI of Spain (1968)
30 – Birth of Prince Hashem of Jordan (2005)

31 – Birth of Princess Beatrix of the Netherlands, formerly Queen Beatrix of the Netherlands (1938)