| Event Type | Date | Place | Individual | Documents |
| Death | 1224 | ? | de PICQUIGNY Enguerrand 1er |
| Death | 1224 | ? | de VILLEHARDOUIN Érard 1er (61701124, 123595316) |
| Death | 1224 | ? | de FRANCE Marie |
| Birth | 1224 | ? | de BRABANT Mathilde (51811151, 246794589) |
| Birth | 1225 | ? | FIESCHI Béatrice (12951553) |
| Birth | about 1225 | ? | RICARD Guillaume 1er (81877024, 81877152) |
| Birth | about 1225 | ? | de BEAUMONT au MAINE Agnès (61690701, 61701279) |
| Marriage | 1225 | ? | de COËTMEN Alain with de VITRÉ Constance |
| Death | 1225 | ? | de CHÂTEAUNEUF Bérengère (40249409) |
| Birth | about 1225 | ? | de GRANVILLE Jeanne (30845185) |
| Death | about 1225 | ? | de NESLE FALVY Raoul |
| Marriage | about 1225 | ? | de SABRAN Rainier with de MÉVOUILLON Philippa |
| Birth | about 1225 | ? | de NESLE Isabeau |
| Death | 1225 | ? | de COMMINGES Bernard IV (123381382) |
| Birth | 1225 | ? | de DAMPIERRE Guy (123397352) |
| Death | before 1225 | ? | d'AGOULT Rostaing IV |
| Marriage | about 1225 | ? | de SABRAN Guilhem Guillaume with Ermessinde Ermesinda Ermessende |
| Death | 24 February 1226 | ? | de MONTMORENCY Alix (123381381, 246678813) |
| Death | 8 November 1226 | Montpensier Puy-de-dôme France | de FRANCE Louis VIII Le Lion (51857440, 104683580) |
| Death | 1226 | ? | de LIMBOURG Valéran IV (51811156, 493589164) |
| Marriage | 1226 | ? | de NESLE Jean II Le Bon Le Bègue with de CHIMAY Marie |
| Death | 1226 | ? | de SAINTE SUZANNE Adeline Odeline (123381275, 493538187) |
| Death | 1226 | ? | de CRAON Amaury (246805120, 493610432) |
| Marriage | 1226 | ? | de JOIGNY Gaucher 1er with de MONTFORT Amicie |
| Death | 1226 | ? | de CHÂTEAU GONTIER Allard IV (246762812, 1974357212) |
| Death | 7 April 1227 | ? | de CHALON Béatrix |
| Death | 7 April 1227 | ? | de CHALON Beatrice |
| Death | 1227 | ? | de MONTFORT Laure |
| Birth | 1227 | ? | de HOLLANDE Guillaume 1er (103622308, 987178324) |
| Death | 18 June 1228 | Montet (Le) Allier France | de BOURBON Mahaut Ou Mathilde (80498943, 80499007) |
| Death | 1228 | ? | d'OINGT Guichard (20124732, 20124748) |
| Birth | 1228 | ? | de MONTFORT Jean 1er (123397350, 246794686) |
| Death | 1228 | ? | de ROUSSILLON Artaud III (40249468, 80498884) |
| Death | 1228 | ? | d'ALBON Béatrice |
| Death | 31 January 1229 | ? | de la FERTÉ ALAIS Guy 1er |
| Death | 1229 | ? | de CHÂTEAUNEUF Hugues III |
| Death | about 1229 | ? | de SAINT HILAIRE Pierre II (30846138) |
| Death | about 1229 | ? | de la FERRIÈRE Valéran (30838272, 30898688) |
| Birth | about 1229 | ? | de CHATEAUDUN Clémence |
| Death | 3 May 1230 | ? | TESSON Pétronille Pérronelle (61690689) |
| Death | about 1230 | ? | PAYNEL Foulques II (61676872, 123381376) |
| Birth | 1230 | ? | de CHÂTEAUDUN Jeanne (123397351, 246794687) |
| Birth | 1230 | ? | de BOURGOGNE Eudes (123397354) |
| Birth | about 1230 | ? | de ROHAN Alain VI (123397312) |
| Birth | about 1230 | ? | BERTRAN de BRICQUEBEC Robert VI (61669700, 247190952) |
| Birth | about 1230 | ? | de JOIGNY Pétronille (51857451, 104683563) |
| Birth | about 1230 | ? | BELSUNCE Guillaume Chicon |
| Death | 1230 | ? | de LALAING Mahaut |
| Birth | about 1230 | ? | de MONTFORT Alix (61669703, 493538263) |
| Birth | about 1230 | ? | de VENDEUIL Clérambaut (30850570) |
| Birth | about 1230 | ? | de MALESTROIT Payen III (246794638) |
| Birth | about 1230 | ? | UZA Michelotte |
| Death | 1230 | ? | de CRAON Havoise (123397443, 493525631) |
| Marriage | 1230 | ? | de LASTIC Bompar 1er (162770948) with de VALEILLES Alix (162770949) |
| Death | 1230 | ? | de MONTMORENCY Mathieu II Le Grand (123397440, 246762814) |
| Birth | about 1230 | ? | de ROSTAING Geoffroy (81385506) |
| Birth | about 1230 | ? | de LASTIC Bertrand BomparII (81385474) |
| Birth | about 1230 | ? | de LUSIGNAN Isabelle (61701281, 123402609) |
| Birth | about 1230 | ? | de HOLLANDE Adélaïde (25905577, 246794581) |
| Birth | about 1230 | ? | d'AUVERGNE Mathilde Marthe Mahaut (40249443, 162770729) |
| Birth | about 1231 | ? | de MACHECOUL Olivier 1er (61698626) |
| Birth | 1231 | ? | de BOURGOGNE Jean (246794578) |
| Death | 5 April 1232 | ? | d'ESTOUTEVILLE Henri 1er (61669696, 493538256) |
| Birth | about 1232 | ? | de ROUSSILLON Artaude (10062367, 10062375) |
| Death | about September 1233 | ? | de LÉVIS Gui 1er (61698724, 61799212) |
| Death | 1233 | ? | de SAVOIE Thomas 1er L'Ami Des Communes (25903104, 209367166) |
| Birth | 1233 | ? | de COURTENAY Raoul |
| Death | 1233 | ? | de LÉON Guyonne Gwen Ennogen (493525627, 3948714427) |
| Birth | about 1233 | ? | de BOURGOGNE Adélaïde (25928723, 493589125) |
| Death | 3 March 1234 | ? | de DREUX Robert III "Gastebled" |
| Death | 23 March 1234 | ? | des BARRES Guillaume II (123380846, 494381278) |
| Marriage | 14 May 1234 | ? | ARPAD Andras II Le Hiérosolymitain (103622294, 103622326) with d'ESTE Beatrice |
| Marriage | 27 May 1234 | Sens Yonne France - Bourgogne | de FRANCE Louis IX Le Prudhomme St Louis (25928720, 246794576) with de PROVENCE Marguerite (25928721, 246794577) |
| Death | 1234 | ? | de HOLLANDE Florent IV Ou Floris IV (51811154, 493589162) |
| Birth | 1234 | ? | de CHOISEUL Agnès |
| Marriage | about 1234 | ? | de LÉVIS Gui II (30849362, 30899606) with de BRUYÈRES Jeanne (30849363, 30899607) |
| Marriage | 1234 | ? | de CHABANNAIS Jourdain VIII with de MONTFORT l'AMAURY Alix |
| Death | 1234 | ? | de ROMILLY Édicie (246761489) |
| Death | 1234 | ? | de DREUX Robert III Gastebled Ou Gasteblé (30850564, 104683578) |
| Marriage | ca. 1234 | ? | de DREUX Pierre 1er Mauclerc (103714904, 123397252) with de MONTAIGU Marguerite |
| Birth | 1234 | ? | de BOURBON Mahaut II (123397355) |
| Death | 4 January 1235 | , , , , , Ou 11/02/1237 | de NESLE Raoul III Raoul II (246794882, 1974357154) |
| Birth | about 1235 | ? | de ROHAN Jeanne (123397321) |
| Birth | about 1235 | ? | de CHATELLERAULT Jeanne (7708715, 246794561) |
| Birth | about 1235 | ? | de VILLEHARDOUIN Isabeau (15425281) |
| Death | about 1235 | ? | de VITRÉ Aliénor (123384547) |
| Birth | 1235 | ? | de NEUVILLE Emery 1er (61701274, 246794630) |
| Birth | about 1235 | ? | d'ASNIÈRES Lucie (61690373) |
| Birth | about 1235 | ? | de KAËR (246794639) |
| Birth | about 1235 | ? | Helvide (30850571) |
| Birth | before 1236 | ? | de MALFILLASTRE Thomas (7708672) |
| Birth | before 1236 | ? | de COURCY Philippa (7708673) |
| Birth | about 1236 | ? | de CLISSON Olivier II (123397256, 123397328) |
| Death | 8 January 1237 | ? | de ROYE Barthélémy |
| Death | 21 March 1237 | ? | de VIENNOIS André Guigues VI |
| Marriage | 2 April 1237 | ? | de PIÉMONT Thomas II (12951552) with de CONSTANTINOPLE Jeanne |
| Death | about 1237 | ? | de TRIE Jean 1er (246678802, 988763810) |
| Birth | 1237 | ? | de DAMPIERRE Agnès (246794579) |
| Death | 1237 | ? | de PONTHIEU Marguerite |
| Marriage | about 1237 | ? | de TRIE Mathieu (81385476) with de MONTMORENCY Marsille (81385477) |
| Death | 1237 | ? | de BRIENNE Jean 1er (123381400, 123402556) |
| Marriage | 7 January 1238 | Londres, , , , UK | de MONTFORT Simon VI with d'ANGLETERRE Aliénor |
| Death | 1238 | ? | de BEAUMONT au MAINE Raoul III (123381402, 123402558) |
| Marriage | about 1238 | ? | de MONTRAVEL Guillaume (81385472) with du BREUIL de COURCELLES Iseult (81385473) |
| Death | about 1238 | ? | de MAYENNE Marguerite (61690697, 493589297) |
| Birth | 1238 | ? | de CASTILLE Ferdinand (246794568) |
| Death | 1238 | ? | de BEAUFORT Alain (61690698, 493589298) |
| Death | 1 February 1239 | , , , , , Ou 16/10/1272 | de DREUX Yolande |
| Death | 3 November 1239 | ? | de DREUX Jean |
| Death | 13 November 1239 | Gaza | de BAR Henri II (51811158, 493589166) |
| Marriage | 1239 | ? | de LAVAL Guy VII (61701276, 246794672) with de VITRÉ Philippa (61701277, 246794673) |
| Death | 1239 | ? | de COURCY Robert III (30845318, 61797708) |
| Birth | about 1239 | ? | de CRAON Maurice V (61701280, 123402608) |
| Death | 1239 | ? | de DREUX Élisabeth Isabelle |
| Birth | about 1239 | Troyes Aube France | de NAVARRE Henri 1er Le Gros Enrique (25905574, 52341786) |
| Death | 1239 | ? | de MONTFORT le ROTROU Rotrou IV (493589132) |
| Marriage | before 1239 | ? | de LUSIGNAN Raoul II with de DAMMARTIN Philippa |
| Death | about 1239 | ? | de CHOISEUL Renaud II Ou III |
| Marriage | 1239 | ? | PAYNEL TESSON Raoul V (30845344) with de MONTFORT l'AMAURY Pétronelle Pétronille (30845345) |
| Death | 1239 | ? | de DAMMARTIN Simon II (51811142, 987178274) |
| Death | 1239 | ? | d'AUVERGNE Guilaume II (651082912) |
| Marriage | April 1240 | ? | de DREUX Jean 1er (123397348, 246794684) with de BOURBON DAMPIERRE Marie (123397349, 246794685) |
| Death | 6 July 1240 | Courville Marne France | de DREUX Henri "De" Braine |
| Birth | 1240 | ? | de REVEUX Étienne (10062342) |
| Birth | 1240 | ? | de BRETAGNE Jean II (25928726, 246794590) |
| Death | 1240 | ? | de FOREZ Artaude (20124735, 20124751) |
| Birth | about 1240 | ? | de PARTHENAY Létice (61698631, 61698667) |
| Birth | 1240 | ? | de LAVAL Guy VIII (30850638, 123397336) |
| Birth | about 1240 | ? | de la TOUR SAINT VIDAL Hugues II (10173056, 40692608) |
| Birth | about 1240 | ? | d'ESTOUTEVILLE Robert IV Passemer (15417424, 123384564) |
| Death | about 1240 | ? | de LASTIC Hugues (325541896) |
| Birth | about 1240 | ? | de NESLE Jean III |
| Death | about 1240 | ? | d'HARCOURT Richard 1er (15419202, 15449410) |
| Death | 1240 | ? | de COURCY Laurence (15422659) |
| Birth | about 1240 | ? | de MONTFORT Jean 1er |
| Birth | about 1240 | ? | de VITRÉ Eustachie (61698627) |
| Birth | about 1240 | ? | de BEAUMONT en GÂTINAIS Isabelle (123397337) |
| Marriage | about 1240 | ? | de NESLE Jean II Le Bon Le Bègue with d'AMBOISE Mahaut |
| Death | 16 March 1241 | Marnay Saône-et-Loire France | de BOURGOGNE Étienne III |
| Birth | 4 September 1241 | United Kingdom - Roxburgh, TD5, Scottish Borders | d'ÉCOSSE Alexander III The Glorious |
| Death | 29 October 1241 | ? | de FOREZ Guy IV (40249470, 40249502) |
| Death | 27 December 1241 | ? | de MONTAIGU Marguerite |
| Death | 1241 | ? | de MONTFORT Amaury VII (123339406, 493589138) |
| Birth | 1241 | ? | de DREUX Robert IV (61698674, 123397342) |
| Death | 1241 | ? | de MONTFORT Amaury VI |
| Birth | 1241 | ? | de CASTILLE Eleonore (12952785) |
| Death | 1241 | ? | d'AVESNES Marie (30850561, 493589177) |
| Death | 1242 | ? | de MAUQUENCHY Guérard (123380840) |
| Death | about 1242 | ? | de CHATELLERAULT Aymeric II (15417430, 493589122) |
| Death | about 1242 | ? | de NANTEUIL Gaucher III (61676824, 61797656) |
| Death | 1242 | ? | de ROANNE Guyon (20124738) |
| Death | 1242 | ? | de ROHAN Alain V (246794624, 246794642) |
| Death | 1242 | ? | de BOURBON DAMPIERRE Archambaud VIII Le Grand (246794698, 493589370) |
| Marriage | 1242 | ? | d'ESTOUTEVILLE Jean 1er Le Géant (30834848, 246769128) with de PONTHIEU Agnès Berthe |
| Death | 1242 | ? | de DREUX Philippa (51811159, 493589167) |
| Death | about 1242 | ? | de la ROCHE-TESSON Jeanne Mathilde (15419203, 15449411) |
| Death | 1242 | ? | BERTRAND de BRICQUEBEC Robert V (123339400, 494381904) |
| Birth | 1242 | ? | d'ANGLETERRE Béatrice (25928727, 246794591) |
| Death | 1 January 1243 | ? | de MONTMORENCY Bouchard VI (61698720, 493589288) |
| Birth | 1243 | ? | de DREUX Yolande |
| Death | 1243 | ? | de PARTHENAY Guillaume V L'Archevêque (123397262, 493589128) |
| Death | about 1243 | ? | de NEUFBOURG Robert II (123353786, 123595482) |
| Death | 1243 | ? | de BOURGOGNE Anne |
| Death | 1244 | ? | de LAVAL Isabelle (61698721, 493589289) |
| Birth | 1244 | ? | de SAVOIE Boniface Le Roland |
| Death | 1244 | ? | de FOIX Esclarmonde La Grande (81385539) |
| Death | 1244 | ? | de CONSTANTINOPLE Jeanne |
| Death | 1244 | ? | de BRIMEU Hugues |
| Death | 1244 | ? | d'AVESNES Bouchard IV (51811152, 493589160) |
| Birth | 1 May 1245 | Poissy Yvelines France | de FRANCE Philippe III Le Hardi (12964360, 25905580) |
| Birth | about 1245 | ? | BERTRAN de BRICQUEBEC Jeanne (15417425, 123384565) |
| Death | 1245 | ? | de PROVENCE Raymond Béranger IV (51857442, 104683582) |
| Birth | 1245 | ? | de DREUX Jean |
| Death | about 1245 | ? | de la LANDE-PATRY Mathilde (30838275, 493357603) |
| Death | about 1245 | ? | de RABASTENS Pelfort 1er (40692768) |
| Birth | 1245 | ? | de ROSTRENEN Pierre |
| Death | 1245 | ? | de BRIENNE Érard (123353650, 123595314) |
| Birth | about 1245 | ? | de LÉON Hervé V (123397320) |
| Birth | about 1245 | ? | de CLERMONT NESLE Raoul II |
| Marriage | 1245 | ? | BERTRAN de BRICQUEBEC Robert VI (61669700, 247190952) with de TANCARVILLE Alix (61669701, 247190953) |
| Birth | about 1245 | ? | de la ROCHE BERNARD Thomasse (123397313) |
| Birth | about 1245 | ? | d'HARCOURT Jean II Le Preux (7708714, 246794560) |
| Birth | about 1245 | ? | de BEAUMONT BRIENNE Jean 1er (30845350, 246794650) |
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