Jonkheer Jan Elias Huydecoper Heer van Zeist en Kersbergen1 
Children of Jonkheer Jan Elias Huydecoper Heer van Zeist en Kersbergen and Maria Isabella Anna Josepha Charlotte Barones Taets van Amerongen
- Jonkheer Joan Huydecoper+1 b. 10 May 1821, d. 29 Nov 1890
- Jonkheer Jan Louis Reinier Anthony Huydecoper1 b. 27 Aug 1822, d. 29 Sep 1866
- Henriette Jacqueline Wilhelmina Huydecoper1 b. 13 Jul 1826, d. 4 Feb 1901
- Jonkheer Willem Karel Huydecoper1 b. 27 Jan 1830, d. 27 Jul 1882
- Johanna Louise Huydecoper+1 b. 7 Dec 1832, d. 11 Feb 1864
- Maria Isabella Anna Josina Charlotta Huydecoper+1 b. 2 Mar 1835, d. 17 Mar 1919
Jonkheer Joan Huydecoper Heer van Maarsseveen en Neerdijk1 
On 28 August 1814 he was elevated to the Dutch nobility and granted the hereditary prefix of jonkheer.1 He was Governor of the Dutch National Bank.1
Child of Jonkheer Joan Huydecoper Heer van Maarsseveen en Neerdijk and Sophia Adriana ten Hove
- Jonkheer Jan Elias Huydecoper Heer van Zeist en Kersbergen+1 b. 18 Jan 1798, d. 2 Aug 1865
Sophia Adriana ten Hove1 
Child of Sophia Adriana ten Hove and Jonkheer Joan Huydecoper Heer van Maarsseveen en Neerdijk
- Jonkheer Jan Elias Huydecoper Heer van Zeist en Kersbergen+1 b. 18 Jan 1798, d. 2 Aug 1865
Jonkheer Joan Huydecoper1 
He held the office of Burgomaster of Maarssen.1
Child of Jonkheer Joan Huydecoper and Louise Reiniera Jeanne Antoinette Ram
- Jonkheer Jan Elias Huydecoper+1 b. 5 Jan 1853, d. 8 Jun 1911
Louise Reiniera Jeanne Antoinette Ram1 
Child of Louise Reiniera Jeanne Antoinette Ram and Jonkheer Joan Huydecoper
- Jonkheer Jan Elias Huydecoper+1 b. 5 Jan 1853, d. 8 Jun 1911
Jonkheer Jan Elias Huydecoper1 
Child of Jonkheer Jan Elias Huydecoper and Susanna Christina Maria Anthonia Luden
- Jonkheer Karel Joost Marie Huydecoper1 b. 1 Jul 1893, d. 3 Jan 1944
Susanna Christina Maria Anthonia Luden1 
Child of Susanna Christina Maria Anthonia Luden and Jonkheer Jan Elias Huydecoper
- Jonkheer Karel Joost Marie Huydecoper1 b. 1 Jul 1893, d. 3 Jan 1944
Jonkheer Jan Louis Reinier Anthony Huydecoper1 
Barones Ernestine Hardenbroek1 
Henriette Jacqueline Wilhelmina Huydecoper1 
