6 – Prince Hisahito of Akishino [Japan] (2006)
7 – Prince Rudolf Ferdinand of Liechtenstein (1975)
8 – Princess Marie-Gabrielle of Nassau (1986)
8 – Princess Marie Helene of Liechtenstein (1960)
9 – Victoria de Marichalar y Borbón (2000)
11 – Kiko, Princess Akishino of Japan (1966)
11 – Paola, Queen of the Belgians (1937)
12 – Sultanah Kalsom binti Abdullah of Pahang (1951)