Prince Constantijn of the Netherlands

Prince Constantijn
Prince Constantijn (in the middle) together with his wife Princess Laurentien (on the left of the prince)
Spouse Princess Laurentien of the Netherlands
Countess Eloise
Count Claus-Casimir
Countess Leonore
Full name
Constantijn Christof Frederik Aschwin
House House of Orange-Nassau
Father Claus von Amsberg
Mother Beatrix of the Netherlands
Born 11 October 1969 (1969-10-11) (age 40)

Dutch Royal Family
Coat of arms of the Netherlands.svg

HM the Queen *

Royal styles of
Prince Constantijn of Orange-Nassau

Coat of arms of the Netherlands.svg

Reference style His Royal Highness
Spoken style Your Royal Highness
Alternative style Sir

Prince Constantijn of the Netherlands (given names: Constantijn Christof Frederik Aschwin; born 11 October 1969 in Utrecht) is the third and youngest son of Queen Beatrix of the Netherlands and Claus von Amsberg. His godparents are HM King Constantine II of Greece, HSH Prince Aschwin zu Lippe-Biesterfeld, Axel Freiherr von dem Bussche-Streithorst, Dr. Max Kohnstam, and Mrs. C. de Beaufort-Sickinghe. Prince Constantijn has two brothers: Willem-Alexander, Prince of Orange, and Prince Friso of Orange-Nassau. He goes by the nickname Tijn. He is currently fifth in line to the Dutch throne.

Prince Constantijn studied Law at Leiden University becoming a Lawyer, and then worked at the Brussels department of (Dutch) European Union commissioner of foreign relations Van den Broek. Later, he was hired by the EU, and continued to work there in various capacities until the end of 1999. In December 2000, he was awarded a Master of Business Administration at INSEAD in Fontainebleau, France. He then spent a summer working for the International Finance Corporation of the World Bank group in Washington, D.C..

The engagement of Prince Constantijn and Laurentien Brinkhorst was announced on 16 December 2000. The civil marriage was conducted by the mayor of The Hague, Wim Deetman, in the Oude Raadzaal, Javastraat, The Hague, on 17 May 2001. The church wedding took place two days later on 19 May in the Grote of St Jacobskerk, with Reverend Carel ter Linden officiating. Following his marriage, Prince Constanijn and Princess Laurentien moved to London where he worked until late 2002 for strategic consultants Booz Allen and Hamilton. As of 2003 he works for the RAND Corporation Europe in Brussels. Furthermore he has a part time position at the Dutch department of Foreign Affairs in The Hague. Prince Constanjin has three children.


Name Birth Birthplace
Countess Eloise of Orange-Nassau, Jonkvrouwe van Amsberg 8 June 2002 The Hague
Count Claus-Casimir of Orange-Nassau, Jonkheer van Amsberg 21 March 2004 The Hague
Countess Leonore of Orange-Nassau, Jonkvrouwe van Amsberg 3 June 2006 The Hague

Prince Constantijn is a keen sportsman. He enjoys football, tennis, golf and skiing. His other hobbies include drawing, cooking and reading.

Prince Constantijn rarely attends public events in his capacity as a member of the Dutch Royal House. The family currently live in Brussels.

Style, titles and names

  • His Royal Highness Prince Constantijn Christof Frederik Aschwin of the Netherlands, Prince of Orange-Nassau, Jonkheer van Amsberg (since his birth on 11 October 1969)


16. Gabriel von Amsberg
8. Wilhelm von Amsberg
17. Marie von Passow
4. Claus Felix von Amsberg
18. Leopold von Vieregge
9. Elise von Vieregge
19. Agnes von Gutschmid
2. Claus von Amsberg
20. Baron Julius von dem Bussche-Haddenhausen
10. Baron George von dem Bussche-Haddenhausen
21. Juliana Augusta Henriette Mathilde von Salviati
5. Baroness Gösta von dem Bussche-Haddenhausen
22. Baron Friedrich Gustav Eberhard von dem Bussche-Ippenburg
11. Baroness Gabriele von dem Bussche-Ippenburg
23. Barbara Warinka von Chelius
1. Prince Constantijn of the Netherlands
24. Ernst, Count of Lippe-Biesterfeld
12. Prince Bernhard of Lippe-Biesterfeld
25. Countess Caroline von Wartensleben
6. Prince Bernhard of Lippe-Biesterfeld
26. Baron Aschwin von Sierstorpff-Cramm
13. Baroness Armgard of Sierstorpff-Cramm
27. Baroness Hedwig von Sierstorpff
3. Beatrix of the Netherlands
28. Frederick Francis II, Grand Duke of Mecklenburg-Schwerin
14. Duke Hendrik of Mecklenburg-Schwerin
29. Princess Marie of Schwarzburg-Rudolstadt
7. Juliana of the Netherlands
30. William III of the Netherlands
15. Wilhelmina of the Netherlands
31. Princess Emma of Waldeck and Pyrmont
Prince Constantijn of the Netherlands
Cadet branch of the House of Amsberg
Born: 11 October 1969
Dutch royalty
Preceded by
Princess Ariane
Line of succession to the Dutch Throne
5th position
Succeeded by
Countess Eloise
British royalty
Preceded by
Countess Zaria of Orange-Nassau
Line of succession to the British throne Succeeded by
Count Claus-Casimir of Orange-Nassau

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