Birthdays
April 2nd – Princess Emma Marie of Prussia
April 5th – The Duchess of Castro
April 6th – Lord Frederick Windsor
April 7th – Margherita, Dowager Archduchess of Austria-Este
April 10th – Princess Tajana of Liechtenstein
April 10th – Princess Ariane of the Netherlands
April 14th – Marie, The Princess of Liechtenstein
April 15th – Philippe, The King of The Belgians
April 16th – Pope Emeritus Benedict XVI
April 16th – Margrethe, The Queen of Denmark
April 16th – Henri, The Grand Duke of Luxembourg
April 16th – Prince Sebastian of Luxembourg
April 16th – Princess Eleonore of Belgium
April 19th – Prince Alexander of Sweden
April 19th – Lady Pamela Hicks
April 20th – Prince Georg of Liechtenstein
April 21st – Elizabeth II, The Queen of; Antigua and Barbuda; Australia; The Bahamas; Barbados; Belize; Canada; Grenada; Jamaica; New Zealand; Papua New Guinea; Saint Kitts and Nevis; Saint Lucia; Saint Vincent and the Grenadines; Solomon Islands; Tuvalu; The United Kingdom.
April 21st – Princess Isabella of Denmark
April 23rd – Prince Louis of Cambridge
April 23rd – Princess Laetitia Maria of Belgium, Archduchess of Austria-Este
April 23rd – Lady Gabriella Windsor
April 26th – Melania Trump, First Lady of The United States of America
April 27th – The King of the Netherlands
April 29th – Infanta Sofia of Spain
April 30th – Carl XVI Gustaf, The King of Sweden
Wedding Anniversaries
April 9th – Charles and Camilla, The Prince of Wales and The Duchess of Cornwall
April 12th – Prince Laurent and Princess Claire of Belgium
April 29th – William and Catherine, The Duke and Duchess of Cambridge
Accessions
April 6th – Albert II, The Prince of Monaco
April 30th – Willem-Alexander, The King of the Netherlands
RoyalResponses 