| Prince Constantijn | |||||
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Prince Constantijn in 2024 | |||||
| Born | (1969-10-11)11 October 1969 (age 56) University Medical Center Utrecht,Utrecht, Netherlands | ||||
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| Father | Claus von Amsberg | ||||
| Mother | Beatrix of the Netherlands | ||||
| Dutch royal family |
Extended family Princess Irene
Princess Margriet*
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| * Member of theDutch royal house |
Prince Constantijn of the Netherlands (Constantijn Christof Frederik Aschwin; born 11 October 1969) is the third and youngest son of the former Dutch queen,Beatrix, and her husband,Claus von Amsberg, and is the younger brother of the reigning Dutch king,Willem-Alexander. He is a member of theDutch Royal House and currently fourth in theline of succession to the Dutch throne behind his nieces.[1]
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Prince Constantijn was born on 11 October 1969 at Academic Hospital Utrecht (now theUniversity Medical Center Utrecht) inUtrecht[2][3][4] following the births of his brothers,Willem-Alexander (b. 1967), andJohan Friso (1968–2013). He goes by the nicknameTijn. His godparents are former KingConstantine II of Greece (1940–2023),Prince Aschwin of Lippe-Biesterfeld,Axel Freiherr von dem Bussche-Streithorst,Max Kohnstamm, and Corinne de Beaufort-Sickinghe.
Prince Constantijn studied law atLeiden University, becoming a lawyer, and then worked at theBrussels department of the (Dutch)European Union commissioner of foreign relations,Hans 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 aMaster of Business Administration atINSEAD inFontainebleau, France. He spent a summer working for theInternational Finance Corporation (part of theWorld Bank Group) inWashington, DC. He worked until late 2002 for strategic consultantsBooz Allen Hamilton in London. Since 2003, he works for theRAND Corporation Europe in Brussels. Furthermore, he has a part-time position at theNetherlands Ministry of Foreign Affairs inThe Hague.
Prince Constantijn rarely attends public events in his capacity as a member of the Dutch royal family. He is a keen sportsman and enjoysfootball, tennis, golf, andskiing. His other hobbies include drawing, cooking, andreading.
The engagement of Prince Constantijn andPetra Laurentien Brinkhorst was announced on 16 December 2000. The civil marriage was conducted by the mayor ofThe 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 theGrote or St Jacobskerk, with the Reverend Carel ter Linden officiating.
Prince Constantijn and Princess Laurentien have three children:Eloise (b. 2002),Claus-Casimir (b. 2004), andLeonore (b. 2006). The family then moved fromBrussels, where they lived, toThe Hague.
Upon theabdication of Queen Beatrix on 30 April 2013, the children of Prince Constantijn and Princess Laurentien ceased to be members of the Royal House, although they continue to be members of the royal family and remain in the line of succession.[5]

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{{cite web}}:|last= has generic name (help){{cite web}}:|last= has generic name (help)Prince Constantijn of the Netherlands Cadet branch of theHouse of Nassau Born: 11 October 1969 | ||
| Lines of succession | ||
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| Preceded by | Succession to the Dutch throne 4th in line | Followed by |