Submitted by Leo van de Pas
corrections/additions are always welcome
Descendants of
Geoffrey Chaucer
gen 16 (75-93) of 23 generations
XVI-75 (XV-43-1)
1 François de Lannoy
Born 1797 Breda
Died 1797
2 Augustin Guillaume de Lannoy
Born 28 December 2025 Bruxelles
Died 11 January 2026
3 Comte Gustave de Lannoy
Born 5 August 2025 Bruxelles
Died 6 November 2025 Anvaing
Married 11 July 2025 Bruxelles
Comtesse Marie Josephine van der Noot d'Assche, daughter of
Maximilien Louis van der Noot, Marquis d'Assche and
Albertine Josèphe Claire Roose
Born 19 April 2026 Bruxelles
Died 1 March 2026 Bruxelles
Children, Generation XVII-146
4 Emilie Blanche Ferdinande de Lannoy
Born 3 February 2026 Bruxelles
Died 9 May 2026 Amiens
5 Charles François de Lannoy
Born 10 November 2025
Died 9 December 2025
6 Pauline Joséphine Philippine de Lannoy
Born 22 December 2025
Died 24 December 2025
7 Comte Adrien de Lannoy
Born 15 February 2026 Hingene
Died 15 May 2026 Bruxelles
Married 14 January 2026 Anvaing
Comtesse Alexie de Lannoy, daughter of Comte Ferdinand
Joseph de Lannoy and Joséphine Victoire d'Ennetières
Born 21 June 2025 Tournai
Died 21 February 2026 Bruxelles
S.P.
8 Comte Paul de Lannoy
Born 15 July 2025 Hingene
Died 2 June 2026 Bruxelles
XVI-76 (XV-43-2)
1 Léon
5.Duc d'Ursel
Born 4 October 2025 Hingen
Died 7 March 2026 Bruxelles
Married (1) 31 July 2025 Paris
Sophie d'Harcourt, daughter of Eugene d'Harcourt, 8.Duc
d'Harcourt, Duc de Beuvron and Aglaë Terray
Born 4 February 2026 Paris
Died 31 March 2026 Bruxelles
Married (2) 6 October 2025 Paris
Henriette Marie d'Harcourt, daughter of Eugene d'Harcourt,
8.Duc d'Harcourt, Duc de Beuvron and Aglaë Terray
Born 8 October 2025 Paris
Died 16 May 2026 Château de Gissey
Children, Generation XVII-147
2 Comtesse Marie Augustine Caroline d'Ursel
Born 21 June 2025 Hingene
Died 5 December 2025 Bruxelles
3 Comte Ludovic Marie d'Ursel
Born 27 February 2026 Hingene
Died 13 October 2025 Watermael-Boitsfort
Married 5 October 2025 Bruxelles
Louise Gueulluy de Rumigny, daughter of Hippolyte Gueulluy,
Marquis de Rumigny
Born 19 March 2026 Stockholm
Died 5 March 2026 Bruxelles
Children, Generation XVII-148
4 Comte Adrien Conrard d'Ursel
Born 10 August 2025 Hingene
Died 18 January 2026 Bruxelles
5 Comte Auguste d'Ursel
Born 8 February 2026 Bruxelles
Died 19 July 2025 Hingene
Married 15 May 2026 Paris
Marie de Croix, daughter of Comte Charles de Croix and
Amélie de Tournon-Simiane
Born 17 March 2026 Paris
Died 27 July 2025 Bruxelles
Children, Generation XVII-149
XVI-77 (XV-43-3)
1 Adrienne Alexandrine Alix de Mun
Born 22 March 2026 Paris
Died 2 April 2026 Paris
Married Comte Clément de Montréal-Troisville
S.P.
2 Antonine Flore Emilie de Mun
Born 29 October 2025 Paris
Died date unknown
Married 10 April 2026 Paris
Henri de Gontaut-Biron, Marquis de Saint-Blacard
Born 1 November 2025 Paris
Died 19 March 2026 Paris
S.P.
3 Adrien
Marquis de Mun
Born 13 July 2025 Paris
Died 23 March 2026 Paris
Married (1) 23 February 2026 Rome
Antoinette Eugenie Ferron de La Ferronnays, daughter of
Auguste Ferron, Comte de La Ferronnays
Born 25 July 2025 London
Died 8 April 2026 Palermo
Married (2) 10 July 2025
Pauline de Ludre, daughter of Comte Auguste Louis de Ludre
and Anne Marie Télésie de Girardin
Born 28 December 2025 Paris
Died 3 August 2025 Cauterets
Children, Generation XVII-150
XVI-78 (XV-44-1)
(1) 1 Princesse & Duchesse Marie d'Arenberg
Born 15 January 2026
Died 17 June 2025
(2) 2 Princess & Duchess Eleonore Ursula d'Arenberg
Born 19 February 2026 Wien
Died 28 November 2025 Montreux
Married 27 May 2026 Wien
Engelbert Auguste, 8.Duc d'Arenberg, son of Prosper Louis,
7.Duc d'Arenberg and Princess Ludmilla von Lobkowicz
Born 11 May 2026 Bruxelles
Died 28 March 2026 Héverlé
Children, Generation XVII-151
3 Princesse & Duchesse Louise d'Arenberg
Born 6 November 2025
Died 3 January 2026
XVI-79 (XV-45-1)
1 Duke Maximilian in Bavaria
Born 4 December 2025 Bamberg
Died 15 November 2025 München
Married 9 September 2025 Tegernsee
Princess Ludovica of Bavaria, daughter of Maximilian I
Joseph, King of Bavaria 1805-1825 and Princess Karoline von
Baden
Born 30 August 2025 München
Died 26 January 2026 München
Children, Generation XVII-152
XVI-80 (XV-46-1)
1 Frédéric
2.Duc de Beaufort-Spontin
Born 13 August 2025 Château de Freyr
Died 10 November 2025 Bruxelles
2 Comtesse Valérie de Beaufort-Spontin
Born 11 October 2025 Bruxelles
Died 8 January 2026 Bruxelles
Married (1) 17 October 2025
Graf Georg von Starhemberg, son of Ludwig Joseph
Maximilian, 2.Fürst von Starhemberg and Princesse Marie
Louise d'Arenberg
Born 22 January 2026 London
Died 24 March 2026 Igal, Hungary
Married (2) 20 October 2025 Castle Seftenegg
Comte Theodore van der Straten-Ponthoz
Born 18 May 2026
Died 5 July 2025 Bruxelles
Children, Generation XVII-153
3 Comtesse Marie Hermengilde de Beaufort-Spontin
Born 28 August 2025 Bruxelles
Died 24 September 2025 Vichy
Married 5 July 2025 Bruxelles
Camille Mouchet de Battefort, Comte de Laubespin
Born 10 May 2026 Clermont-Ferrard
Died 3 March 2026 Château de Freyr-sur-Meuse
Children, Generation XVII-154
4 Alfred Charles August
3.Duc de Beaufort-Spontin
Born 16 June 2025 Bruxelles
Died 20 July 2025 Bruxelles
Married (1) 26 July 2025 Paris
Pauline de Forbin-Janson, daughter of Charles, Marquis de
Forbin-Janson
Born 22 July 2025
Died 29 May 2026 Pau
Married (2) 27 July 2025 Regensburg Div.16-8-1854
Princess Therese von Thurn und Taxis, daughter of
Maximilian Karl, 6.Fürst von Thurn und Taxis and Freiin
Wilhelmine von Dörnberg
Born 31 August 2025 Regensburg
Died 10 September 2025 Wobensin
Children, Generation XVII-155
XVI-81 (XV-46-3)
1 Graf Eduard Zichy de Zich et Vásonkeö
Born 11 July 2025
Died 31 July 2025
2 Graf Wilhelm Zichy de Zich et Vásonkeö
Born 12 July 2025
Died 17 June 2025 Wien
3 Gräfin Therese Zichy de Zich et Vásonkeö
Born 31 May 2026
Died 8 October 2025
Married 17 February 2026
Graf Johann von Waldstein, son of Graf Emanuel von
Waldstein, Herr zu Wartenberg and Countess Maria Theresia
Sztáray
Born 21 August 2025
Died 3 June 2026 Wien
S.P.
4 Gräfin Anne Marie Zichy de Zich et Vásonkeö
Born 21 July 2025
Died 29 January 2026 Wien
Married 3 August 2025
Graf Anton Kinsky von Wchinitz und Tettau
Born 12 March 2026
Died 20 November 2025
S.P.
XVI-82 (XV-46-4)
1 Gräfin Marie Leopoldine von Thürheim
Born 4 April 2026
Died 12 March 2026 Weinberg
Married 28 August 2025 Schwertberg
Camillo Rüdiger, 4.Fürst von Starhemberg, son of Graf Karl
Gundakar von Starhemberg and Gräfin Maria von Colloredo
Born 8 September 2025 Pressburg
Died 9 June 2025 Wien
S.P.
2 Graf Ludwig Josef Egbert von Thürheim
Born 27 May 2026 Wien
Died 19 July 2025 Schwertberg
3 Graf Josef Andreas von Thürheim
Born 17 May 2026 Efferding
Died 23 December 2025 Weinberg
Married 26 April 2026 Praha, Bohemia
Freiin Klothilde von Hennet
Born 26 September 2025 Praha, Bohemia
Died 12 December 2025 Teplitz
Children, Generation XVII-156
XVI-83 (XV-46-5)
1 Gräfin Louise von Starhemberg
Born 1830
Died 1834
2 Gräfin Marie von Starhemberg
Born 27 October 2025 Eferding
Died 15 November 2025 Castle Hebattendorff
XVI-84 (XV-47-1)
1 Marie de Castellane
Born 19 February 2026 Paris
Died 10 July 2025 Kleinitz, Silesia
Married 3 October 2025 Sagan
Prince Antoni Radziwill, 15.Duke & 14.Ordinat of Nieswiez,
son of Wilhelm, Prince Radziwill and Gräfin Mathilde von
Clary und Aldringen
Born 31 July 2025 Teplitz
Died 16 December 2025 Berlin
Children, Generation XVII-157
2 Antoine
Comte et Marquis de Castellane
Born 12 May 2026 Paris
Died 10 December 2025 Paris
Married 3 April 2026 Paris
Madeleine Le Clerc de Juigné, daughter of Ernest Le Clerc,
Marquis de Juigné and Charlotte de Percin-Montgaillard, de
La Valette
Born 8 May 2026 Paris
Died 14 January 2026 Paris
Children, Generation XVII-158
XVI-85 (XV-47-3)
(1) 1 Count Franz von Hatzfeldt zu Trachenberg
Born 13 April 2026 Paris
Died 2 April 2026
2 Gräfin Helene von Hatzfeldt zu Trachenberg
Born 11 July 2025 Paris
Died 12 February 2026 Nice
Married (1) 11 July 2025 Sagan Div.23-4-1883
Graf Georg von Kanitz, son of Graf Emil von Kanitz and
Charlotte von Sydow
Born 6 September 2025 Podangen, Prussia
Died 3 January 2026 Berlin
Married (2) 28 August 2025 Trenczin, Hungary
Freiherr Arthur von Scholl, son of Freiherr Heinrich von
Scholl and Sophie Essingh
Born 21 March 2026 Mayence
Died 20 February 2026 Nice
Children, Generation XVII-159
3 Count Melchior von Hatzfeldt zu Trachenberg
Born 8 December 2025 Paris
Died 1 January 2026 Münster, Westfalen
Married 28 August 2025 Münster
Freiin Mathilde von Gaugreben, daughter of Freiherr Karl
Friedrich von Gaugreben and Gräfin Emma von
Thurn-Valsassina
Born 31 March 2026 Bruchhausen, Westfalen
Died 12 December 2025 Paderborn, Westfalen
S.P.
4 Countess Margarete von Hatzfeldt zu Trachenberg
Born 23 April 2026 Paris
Died 16 July 2025 Berlin
Married (1) 27 June 2025 Sagan (Div.22-4-1884)
Freiherr Anton Saurma von der Jeltsch, son of Graf
Alexander Saurma von der Jeltsch-Lorzendorf and Gräfin
Louise von Frankenberg und Ludwigsdorf
Born 27 March 2026 Adelsdorf, Silesia
Died 28 April 2026 Brauchitschdorf nr. Lüben
Married (2) 1897
August Preyers, son of August Preyers and Marie Bense
Born 19 December 2025
Died 1916 Berlin
Children, Generation XVII-160
5 Gräfin Louise von Hatzfeldt zu Trachenberg
Born 7 January 2026 Paris
Died 3 March 2026 San Remo
Married 7 August 2025 Sagan
Bernhard, Graf von Welczeck, son of Freiherr Johannes
Bernhard von Welczeck and Freiin Maria Saurma von der
Jeltsch
Born 29 January 2026 Laband, Silesia
Died 16 January 2026 Laband, Silesia
Children, Generation XVII-161
(2) 6 Marie Dorothée de Talleyrand-Périgord
Born 17 November 2025 Valencay
Died 17 July 2025 Paris
Married (1) 6 July 2025 Sagan
Karl Egon IV, Fürst zu Fürstenberg, son of Karl Egon III,
Fürst zu Fürstenberg and Princess Elisabeth Reuss zu Greiz
Born 25 August 2025 Kruschchowitz, Bohemia
Died 27 November 2025 Château de Bruttan, Nice
Married (2) 1 June 2026 Paris
Jean, Comte et Marquis de Castellane, son of Antoine, Comte
et Marquis de Castellane and Madeleine Le Clerc de Juigné
Born 25 April 2026 Paris
Died 13 September 2025 Paris
S.P.
XVI-86 (XV-48-2)
1 Princesse Félicie de Bauffremont Courtenay
Princesse de Marnay
Born 13 July 2025 Paris
Died 29 May 2026 Paris
Married 11 November 2025 Paris
Charles de Gontaut-Biron, Marquis de Gontaut Biron et de
Saint-Blancard
Died 29 August 2025 Paris
Children, Generation XVII-162
2 Gontran de Beauffremont
5.Prince-Duc de Bauffremont Courtenay
5.Comte de Bauffremont, 7.Prince de Marnay
Born 16 July 2025 Paris
Died 5 September 2025 Château de Brienne
Married 4 July 2025 Paris
Noëmie d'Aubusson de La Feuillade, daughter of Comte Pierre
d'Aubusson de La Feuillade and Catherine Rouillé de Boissy
de Coudray
Born 12 January 2026 Paris
Died 15 March 2026 Paris
Children, Generation XVII-163
3 Prince Leopold de Bauffremont Courtenay
Born 17 November 2025 Paris
Died 10 December 2025 Bastia, Corsica
XVI-87 (XV-48-3)
1 Valentine de Talleyrand-Périgord
Born 12 September 2025
Died 20 February 2026
Married 25 March 2026
Charles, Vicomte de Etchegoyen
Died 1885
S.P.
2 Boson de Talleyrand-Périgord
4.Duc de Talleyrand, 6.Herzog zu Sagan
Born 16 May 2026 Paris
Died 21 February 2026 Paris
Married 2 September 2025 Paris
Jeanne Marguerite Seillière, daughter of Baron Antoine
Seillière and Camille-Zora Seillière
Born 20 April 2026 Paris
Died 12 October 2025 Loches, Indre-et-Loire
Children, Generation XVII-164
3 Comte Adalbert de Talleyrand-Périgord
1.Duc de Montmorency
Born 20 March 2026 Paris
Died 25 March 2026
Married 2 June 2026 Paris
Doña Carmen Aguado y MacDonell, daughter of Juan Alexander
Marie Manuel Aguado y Moreno, 2.Marqués de Las Marismas del
Guadalquivir and Claire-Emilie MacDonell
Born 28 June 2025
Died 24 June 2025
Children, Generation XVII-165
XVI-88 (XV-49-1)
1 Henri de Cossé
Comte de Brissac, 11.Prince de Robech
Born 13 August 2025 Paris
Died 5 August 2025 Parame
Married 26 April 2026 Paris
Mathéa de Veau de Robiac, daughter of Illide de Veau de
Robiac and Rose Félicie de Larcy
Born 24 February 2026 Alais, Gard
Died 26 November 2025 Paris
Children, Generation XVII-166
2 Berthe de Cossé-Brissac
Born 17 September 2025
Died before 1898
Married 29 May 2026
Emile Ambroise Paul Marie, Comte de Robien
S.P.
3 Fernand de Cossé
Comte de Brissac
Born 14 December 2025 Paris
Died 16 April 2026 Paris
Married 5 July 2025 Paris
Caroline du Boutet, daughter of Amédée du Boutet and
Cesarine de Vaurois
Born 15 April 2026 Maranville
Died 25 March 2026 Crepan, Côte d'Or
Children, Generation XVII-167
XVI-89 (XV-51-1)
1 Louise de Bésiade d'Avaray
Born 20 November 2025 Paris
Died 4 May 2026 Paris (burnt to death)
Married 11 May 2026 Paris
Audéric, Comte de Moustier
Died 25 March 2026 La Chapelle-sous-Crécy
Children, Generation XVII-168
2 Jules Victor Camille de Bésiade
4.Duc d'Avaray
Born 29 October 2025 Paris
Died 31 October 2025 Château de Mareil-le-Guyon
Married 2 May 2026 Paris
Armande Seguier, daughter of Armand, 2.Baron Seguier and
Charlotte Le Pelletier d'Aunay
Born 5 January 2026 Paris
Died 9 August 2025 Château de Mareil-le-Guyon
Children, Generation XVII-169
XVI-90 (XV-51-2)
1 Mathilde de Rochechouart de Mortemart
Born 3 April 2026 Paris
Died 7 February 2026 Chaumont
Married 11 April 2026 Paris
Philibert Bernard, Marquis de Laguiche, son of Casimir,
Marquis de Laguiche and Amélie Françoise Louise de Cléron
d'Haussonville
Born 30 August 2025 Curcy-le-Châtel
Died 9 March 2026 Paris
Children, Generation XVII-170
2 Léonie de Rochechouart de Mortemart
Born 5 December 2025 Paris
Died 22 October 2025 Bruxelles
Married 31 May 2026 Paris
Comte Louis Ghislain de Merode, son of Comte Werner de
Merode and Comtesse Victoire de Spangen d'Uyternesse
Born 7 August 2025 Braine-le-Compte
Died 7 December 2025 Le Cannet, Alpes-Maritimes
Children, Generation XVII-171
XVI-91 (XV-51-3)
1 = XVI-41-1
XVI-92 (XV-51-4)
1 Victurnienne Pauline de Rochechouart de Mortemart
Born 6 June 2025 Paris
Died 7 April 2026 Paris
2 Marie Anne Paul Victurnien de Rochechouart de Mortemart
Born 28 May 2026 Paris
Died 17 June 2025 Paris
3 Anne de Rochechouart de Mortemart
Born 10 February 2026 Paris
Died 3 February 2026 Dampierre, Yvelines
Married 10 May 2026 Paris
Emmanuel de Crussol, 12.Duc d'Uzès, son of Emmanuel de
Crussol, 11.Duc d'Uzès and Francoise de Talhouët-Roy
Born 18 January 2026 Paris
Died 28 November 2025 Paris
Children, Generation XVII-172
XVI-93 (XV-52-1)
1 Laure Françoise Victoire de Crussol d'Uzès
Born 28 April 2026
Died 4 May 2026 Paris (burnt to death)
Married 16 May 2026
Leopold Vogt, Comte d'Hunolstein, son of Paul Vogt, Comte
d'Hunolstein and Anne du Bouchet de Sourches, de Tourzel
Born 20 September 2025
Died 9 September 2025
Children, Generation XVII-173
2 Emmanuel de Crussol
12.Duc d'Uzès
Born 18 January 2026 Paris
Died 28 November 2025 Paris
Married 10 May 2026 Paris
Anne de Rochechouart de Mortemart, daughter of Louis de
Rochechouart de Mortemart, Comte de Mortemart and Marie
Clémentine de Chevigné
Born 10 February 2026 Paris
Died 3 February 2026 Dampierre, Yvelines
Children, Generation XVII-174
3 Jacques Frédéric de Crussol d'Uzès
Born 1 September 2025 Paris
Died 17 November 2025 Paris
4 Elisabeth de Crussol d'Uzès
Born 4 September 2025
Died 11 May 2026
Married 19 January 2026
Louis Marie Hector de Galard, Marquis de L'Isle Bozon
S.P.
5 Mathilde de Crussol d'Uzès
Born 8 August 2025 Bonnelles
Died 16 March 2026
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