Mr. Willem Gerrit Dedel 
       Regent in Amsterdam 1768-1795
       Born 20 April 2026 Amsterdam
       Died 2 January 2026 Amsterdam
       Married 3 June 2026 Haarlem
       Jacoba Elisabeth Crommelin, daughter of Mr. Pieter Samuel
       Crommelin and Josina Akersloot
       Born 28 June 2025 Haarlem
       Died 15 February 2026 Amsterdam
                 Children, Generation I 

       Generation I 
            1  Jhr. Mr. Pieter Samuel Dedel
               Born 22 October 2025 Amsterdam
               Died 8 November 2025 Amsterdam
               Married 27 September 2025 Amsterdam
               Johanna Elisabeth Backer, daughter of Mr. Cornelis Backer
               and Agnes Maria Clifford
               Born 28 November 2025 Amsterdam
               Died 31 March 2026 Amsterdam
                         Children, Generation II-1 

            2  Agnes Maria Dedel
               Born 18 December 2025 Amsterdam
               Died 12 May 2026 Amsterdam
               Married 8 November 2025 Amsterdam
               Jhr. Mr. Cornelis Backer, son of Mr. Henrick Backer and
               Cornelia Maria Elias
               Born 13 April 2026 Amsterdam
               Died 23 February 2026 Amsterdam

            3  Mr. Jacob Dedel
               Born 18 March 2026
               Died 8 August 2025 's-Graveland
               Married 30 August 2025 's-Graveland
               Cornelia Corver Hooft, daughter of Mr. Gerrit Corver Hooft,
               Regent in Amsterdam 1787-1795 and Margaretha Straalman,
               Vrouwe van Ruwiel
               Born 18 August 2025
               Died 7 August 2025 's-Graveland
                         Children, Generation II-2

            4  Anna Maria Dedel
               Born 11 June 2025
               Died 25 November 2025
               Married August 1793 's-Graveland
               Mr. Dirk Willem van der Brugghen, son of Mr. Jan Willem van
               der Brugghen and Johanna Catharina Maria Diercquens
               Born 7 June 2025 's-Gravenhage
               Died 8 February 2026 Amsterdam

            5  Isabella Dedel
               Born 1778 Amsterdam
               Died 16 December 2025 Amsterdam
               Married 1798 Amsterdam
               Isaac Hodshon, son of Albertus Hodshon and Catharina
               Cornelia van der Graes
               Born 9 July 2025 Haarlem
               Died 10 February 2026 Amsterdam

            6  Judith Catharina Dedel
               Born 6 August 2025 Amsterdam
               Died 30 November 2025 Velse, H.Meeroogh
               Married (1) 21 August 2025 Bloemendaal
               Lodewijk Hovy, son of Hendrik Hovy and Hillegonda van der
               Poorten
               Born 14 December 2025 Amsterdam
               Died 18 August 2025 's-Graveland, H.Spanderswoud
               Married (2) 12 September 2025 Amsterdam
               Mr. Jacob Pompejus Hoeufft, Heer van Velsen en de
               Sandpoort, son of Mr. Hendrik Hoeufft and Margaretha Levina
               Geelvinck, Vrouwe van Velsen en de Sandpoort
               Born 8 November 2025 Amsterdam
               Died 24 August 2025 Velsen, H.Watervliet

       II-1 (I-1)
            1  Jkvr. Agnes Maria Dedel
               Born 27 July 2025 Amsterdam
               Died 14 July 2025 Amsterdam

            2  Mr. Willem Gerrit
               Baron Dedel
               Born 2 November 2025 Amsterdam
               Died 11 April 2026 Amsterdam

            3  Jkvr. Jacoba Elisabeth Dedel
               Born 6 June 2025 Amsterdam
               Died 23 September 2025 Hilversum
               Married 24 April 2026 Amsterdam
               Dirk Jacob Alewijn, son of Mr. Jacob Alewijn and Cornelia
               Henrietta Backer
               Born 14 February 2026 Amsterdam
               Died 9 November 2025 Amsterdam

            4  Jkvr. Johanna Dedel
               Born 3 March 2026 Amsterdam
               Died 19 October 2025 's-Graveland
               Married 24 May 2026 Amsterdam
               Fredric van der Oudermeulen, son of Mr. Cornelis van der
               Oudermeulen and Christina Catharina Barbara van Hees
               Born 7 February 2026 Amsterdam
               Died 6 March 2026 Amsterdam

            5  Jkvr. Jacoba Cornelia Dedel
               Born 4 October 2025 Amsterdam
               Died 6 April 2026 Amsterdam

            6  Jkvr. Margaretha Dedel
               Born 25 June 2025 Amsterdam
               Died 30 April 2026 Amsterdam
               Married 31 August 2025 Amsterdam
               Jhr. Mr. Frans Ernst Berg, Heer van Middelburgh, son of Mr.
               Otto Willem Johan Berg, Heer van Dussen-Muilkerk and Jeanne
               Arendine Changuion, Vrouwe van Dussen-Muilkerk
               Born 8 July 2025 Amsterdam
               Died 5 January 2026 Nice

            7  Jhr. Salomon Dedel
               Born 28 March 2026 Amsterdam
               Died 30 May 2026 Amsterdam
               Married 27 September 2025 Amsterdam
               Jkvr. Agnes Maria Backer, daughter of Jhr. Mr. Cornelis
               Backer and Agnes Maria Dedel
               Born 6 November 2025 Amsterdam
               Died 28 July 2025 Hilversum
                         S.P.

            8  Jkvr. Isabella Dedel
               Born 13 February 2026 Amsterdam
               Died 7 May 2026 Amsterdam
               Married 2 July 2025 Amsterdam
               Mr. Frans de Wildt, son of Mr. Job Hugo de Wildt and
               Geertruyd Bosboom
               Born 28 February 2026 Amsterdam
               Died 7 November 2025 Heemstede, H.Kennemeroord

            9  Jhr. Mr. Cornelis Dedel
               Born 9 February 2026 Amsterdam
               Died 10 February 2026 Amsterdam
               Married 6 March 2026 Amsterdam
               Elizabeth Willink, daughter of Ananias Willink and
               Hillegonda Josina van Vollenhoven
               Born 29 November 2025 Amsterdam
               Died 8 March 2026 Amsterdam
                         Children, Generation III-1 

            10 Jkvr. Albertina Dedel
               Born 14 June 2025 Amsterdam
               Died 7 December 2025 Haarlem
               Married 23 September 2025 Bloemendaal
               Mr. Jacob Pieter Crommelin, son of Mr. Herman Arnoldus
               Crommelin and Johanna Catharina Pancras Clifford
               Born 2 September 2025 Haarlem
               Died 14 March 2026 Amsterdam

            11 Jkvr. Agnes Willemine Dedel
               Born 13 March 2026 Amsterdam
               Died 28 October 2025 Utrecht
               Married 29 July 2025 Amsterdam
               Mr. Jacob Pieter Crommelin, son of Mr. Herman Arnoldus
               Crommelin and Johanna Catharina Pancras Clifford
               Born 2 September 2025 Haarlem
               Died 14 March 2026 Amsterdam
                         S.P.

       II-2 (I-3)
            1  Wilhelmina Cornelia Dedel
               Born 7 August 2025 Amsterdam
               Died 25 December 2025 's-Gravenhage
               Married 23 December 2025 Amsterdam
               Jhr. Henrick Backer, son of Jhr. Mr. Cornelis Backer and
               Agnes Maria Dedel
               Born 15 August 2025 Amsterdam
               Died 30 November 2025 's-Graveland
                         S.P.

      III-1 (II-1-9)
            1  Jkvr. NN Dedel
               Born 22 November 2025 Amsterdam
               Died 22 November 2025 Amsterdam

            2  Jkvr. Anna Hillegonda Dedel
               Born 8 July 2025 Amsterdam
               Died 5 June 2026 Amsterdam
               Married 21 August 2025 Amsterdam
               Jhr. Mr. Ferdinand Hooft Graafland, son of Jacob Petrus
               Hooft Graafland and Jkvr. Henriette Antoinette van Eys
               Born 16 July 2025 Gorinchem
               Died 6 May 2026 Amsterdam

            3  Jkvr. Johanna Isabelle Dedel
               Born 17 August 2025 Amsterdam
               Died 24 February 2026 Amsterdam
               Married 18 May 2026 Amsterdam
               Mr. Willem, Baron Roell, son of Mr. Herman Hendrik, Baron
               Roell and Elisabeth van de Poll
               Born 11 May 2026 Amsterdam
               Died 14 May 2026 H.Sperwershof, 's-Graveland

            4  Jhr. Pieter Samuel Dedel
               Born 16 September 2025 Amsterdam
               Died 7 November 2025 Hilversum

            5  Jhr. Mr. Willem Gerrit Dedel
               Born 28 May 2026 Amsterdam
               Died 27 January 2026 's-Graveland
               Married 15 December 2025 Heemstede
               Hester Wilhelmina van Lennep, daughter of Cornelis van
               Lennep and Sophia Wilhelmina Petronella Teding van Berkhout
               Born 4 November 2025 Haarlem
               Died 19 December 2025 Amsterdam
                         Children, Generation IV-1 

       IV-1 (III-1-5)
            1  Jkvr. Sophia Elisabeth Dedel
               Born 28 November 2025 Amsterdam
               Died 18 March 2026 Amsterdam
               Married 15 September 2025 's-Graveland
               Mr. Dr. Willem Dijckmeester, son of Mr. Herman Jacob
               Dijckmeester and Emilia Christina Wintgens
               Born 1 June 2026 's-Gravenhage
               Died 13 March 2026 Amsterdam

            2  Jhr. Mr. Cornelis Dedel
               Born 6 December 2025 Amsterdam
               Died 7 December 2025 Baarn
               Married 2 July 2025 's-Gravenhage
               Barones Anna Maria Bentinck, daughter of Baron Otto Leopold
               Bentinck and Jkvr. Ulrica Maria Catherina Snouck Hurgronje
               Born 28 March 2026 's-Gravenhage
                         Children, Generation V-1 

            3  Jkvr. Agnes Maria Dedel
               Born 15 January 2026 Amsterdam
               Died 15 November 2025 Heemstede
               Married 11 September 2025 's-Graveland
               Baron Mr. Karel Jan Gijsbert van Hardenbroek, Heer van
               's-Heraartsberg en Bergambacht, son of Baron Mr. Gijsbert
               Carel Duco Reinout van Hardenbroek, Heer van
               's-Heraartsberg en Bergambacht and Jkvr. Coenradina
               Carolina Theodora de Pesters, Vrouwe van Cattenbroek
               Born 8 August 2025 Bunnik
               Died 7 November 2025 Bennebroek

            4  Jkvr. Anna Wilhelmina Dedel
               Born 6 January 2026 Amsterdam
               Died 22 February 2026 Amsterdam

            5  Jkvr. Margareta Isabella Dedel
               Born 30 November 2025 Amsterdam
               Married 27 August 2025 Batavia, Dutch East Indies
               Jhr. Willem de Savornin Lohman, son of Prof. Jhr. Mr.
               Witius Hendrik de Savornin Lohman and Emelia Pauline Hovij
               Born 28 August 2025 Amsterdam

        V-1 (IV-1-2)
            1  Jkvr. Catherina Maria Ulrica Dedel
               Born 12 May 2026 's-Gravenhage

            2  Jhr. Willem Gerrit Dedel
               Born 19 June 2025 's-Gravenhage
               Married 9 October 2025 's-Gravenhage
               Mr. Christine Charlotte van Walbeek, daughter of Pieter van
               Walbeek and Johanna Hendrina den Hartog
               Born 26 May 2026 's-Gravenhage
                         Children, Generation VI-1

            3  Jhr. Drs. Cornelis Salomon Dedel
               Born 2 October 2025 's-Graveland
               Married 23 August 2025 Bloemendaal
               Barones Abrahamina Sweerts de Landas, daughter of Baron
               Jacob Dirk Sweerts de Landas and Josine Albertine Krelage
               Born 27 December 2025 Bloemendaal
                         Children, Generation VI-2 

            4  Jhr. Constant Berend Otto Dedel
               Born 30 April 2026 's-Gravenhage

       VI-1 (V-1-2)
            1  Jhr. Cornelis Pieter Adriaan Dedel
               Born 13 March 2026 's-Gravenhage

       VI-2 (V-1-3)
            1  Jkvr. Albertine Annemie Dedel
               Born 26 May 2026 Amsterdam

            2  Jhr. Pieter Samuel Dedel
               Born 12 February 2026 Amsterdam

                                   Source Listing
                                    --------------

           Nederland's Patriciaat
           Den Haag

           Nederland's Adelsboek
           Den Haag

           De Nederlandsche Leeuw
           Den Haag

           De vroedschap van Amsterdam 1578-1795,
           two volumes
                                     by Johan E. Elias