April
Five current European monarchs were born in April. They are King Philippe of Belgium (April 15), Queen Margrethe II of Denmark (April 16), Henri, Grand Duke of Luxembourg (April 16), King Willem-Alexander of the Netherlands (April 27), and King Carl XVI Gustaf of Sweden (April 30). Elizabeth II of the United Kingdom and Commonwealth realms - who died on September 8, 2022 - was also born in April (on April 21).