01 – Birth of Prince Guillaume of Luxembourg (1963)
01 – Birth of Lady Sarah Armstrong-Jones, daughter of Princess Margaret of the United Kingdom (1964)
02 – Birth of Princess Charlotte of Cambridge (2015)
03 – Birth of Princess Haya bint Hussein of Jordan (1974)
03 – Birth of Autumn Phillips, born Autumn Kelly, wife of Peter Phillips, son of Princess Anne of the United Kingdom (1978)
04 – Birth of Pauline Ducruet, daughter of Princess Stephanie of Monaco (1994)
04 – Birth of Prince Henrik of Denmark (2009)
06 – Birth of Archie Harrison Mountbatten-Windsor, son of Prince Harry, Duke of Sussex
08 – Birth of Princess Elisabeth of Denmark (1935)
08 – Birth of Crown Prince Moulay Al-Hassan of Morocco (2003)
10 – Birth of Princess Lalla Salma of Morocco, born Salma Bennani, wife of King Mohammed VI of Morocco (1978)
11 – Birth of Princess Irene of Greece (1942)
11 – Birth of Princess Basma bint Talal of Jordan (1951)
13 – Birth of Prince Carl Philip of Sweden (1979)
14 – Birth of King Norodom Sihamoni of Cambodia (1953)
14 – Wedding of King Juan Carlos of Spain and Princess Sophia of Greece (1962)
14 – Birth of Lady Margarita Armstrong-Jones, daughter of David Armstrong-Jones, 2nd Earl of Snowdon and granddaughter of Princess Margaret of the United Kingdom (2002)
14 – Wedding of Crown Prince Frederik of Denmark and Mary Donaldson (2004)
15 – Birth of Prince Jean of Luxembourg (1957)
15 – Birth of Princess Margaretha of Luxembourg (1957)
15 – Birth of Zara Phillips, daughter of Anne, Princess Royal (1981)
16 – Birth of Prince Maximilian of Liechtenstein (1969)
17 – Birth of Queen Máxima of the Netherlands, born Máxima Zorreguieta Cerruti (1971)
17 – Wedding of Peter Phillips, son of Anne, Princess Royal, and Autumn Kelly (2008)
19 – Wedding of Prince Constantijn of the Netherlands and Laurentien Brinkhorst (2001)
20 – Birth of Crown Prince Pavlos of Greece (1967)
22 – Wedding of King Felipe VI of Spain and Letizia Ortiz Rocasolano (2004)
24 – Wedding of Prince Joachim of Denmark and Marie Cavallier (2008)
25 – Birth of Princess Laurentian of the Netherlands, born Petra Laurentien Brinkhorst (1966)
26 – Birth of Crown Prince Frederik of Denmark (1968)
28 – Birth of Sylvana Windsor, Countess of St. Andrews, born Sylvana Palma Tomaselli (1957)
29 – Wedding of Prince Maurits of Orange-Nassau and Marilène van den Broek (1998)