Editing Prince Friso of Orange-Nassau (section)

===Titles and styles===
* 25 September 1968 – 19 March 2004: ''His Royal Highness'' Prince Johan-Friso of the Netherlands, Prince of Orange-Nassau, Jonkheer van Amsberg
* 19 March 2004 – 12 August 2013: ''His Royal Highness'' Prince Friso of Orange-Nassau, Count of Orange-Nassau, Jonkheer van Amsberg

Under the Act on the Membership of the Royal House (2002), Prince Friso lost the title 'Prince of the Netherlands' by entering into a marriage without an Act of Consent.

By a royal decree of 19 March 2004, Prince Friso was granted the surname 'Van Oranje-Nassau van Amsberg', the hereditary noble predicate '[[Jonkheer]] (Jonkvrouw) van Amsberg and the hereditary title 'Count of Orange-Nassau', to take effect upon his marriage.<ref name="Royal decree titles Prince Friso">{{cite web | url=https://zoek.officielebekendmakingen.nl/stb-2004-126.html | title=Besluit van 19 maart 2004, houdende bepalingen inzake titels, predikaat en geslachtsnaam van Z.K.H. Prins Johan Friso Bernhard Christiaan David der Nederlanden, Prins van Oranje-Nassau, Jonkheer van Amsberg, met ingang van zijn huwelijk | publisher=Staatsblad van het Koninkrijk der Nederlanden. No. 126 | date=31 March 2004 | access-date=14 September 2013}}</ref>

By the same decree, he was allowed to retain his title 'Prince of Orange-Nassau' as a personal and non-hereditary title and the style of 'Royal Highness'. According to the notification of this Royal Decree, any children born to the couple were to receive the surname 'van Oranje-Nassau van Amsberg' and become a 'Count (Countess) of Orange-Nassau' and also have the noble predicate '[[Jonkheer]] (Jonkvrouw) van Amsberg'. So his children had the same titles and names as those of Prince Constantijn, and showing that they belong to the royal family descending from Queen Beatrix and Prince Claus. In social use, they are named with their [[comital title]].<ref name="Royal decree titles Prince Friso"/><ref name="Royal website Prince Friso">{{cite web|url=http://www.koninklijkhuis.nl/globale-paginas/taalrubrieken/english/members-of-the-royal-house/royal-family/prince-friso/|title=Prince Friso|publisher=The Dutch Royal House|access-date=14 September 2013|url-status=dead|archive-url=https://web.archive.org/web/20131004214101/http://www.koninklijkhuis.nl/globale-paginas/taalrubrieken/english/members-of-the-royal-house/royal-family/prince-friso/|archive-date=4 October 2013}}</ref> His wife acquired the feminine version of her husband's style and titles as a [[courtesy title]], since it is customary for wives of members of the royal family to take the titles of their husbands.

Referred to from birth as Prince Johan-Friso, in 2004, the royal court announced that he had requested that he would henceforth be called "Prince Friso".