Princess Maxima Photos - European royals and guests arrive for the Jean-Michel Jarre concert at Port Hercule in celebration of the royal wedding of Prince Albert II of Monaco and Charlene Wittstock. - Royals come together for pre-wedding concert
Dutch King Willem-Alexander and Queen Maxima
King Willem Alexander and Queen Maxima at the Brionplein, Curacao, Day 5 Netherlands Antillen introductory visit, 18 november 2013
Queen Maxima, Princess Laurentien and Princess Beatrix attend the opening of the Prince's Day Maxima wore Natan dress
The pregnant Princess Maxima enters the Binnenhof with Prince Willem Alexander on September 2003 in The Hague, Netherlands.
King Willem-Alexander (L), and Queen Maxima of The Netherlands arrive in The Golden Carriage for Prinsjesdag (Prince's Day) at The Binnenhof on September 2015 in The Hague, Netherlands. (Photo by Julian Parker/UK Press via Getty Images)