| Event Type | Date | Place | Individual | Documents |
| Birth | before 1266 | ? | de MALFILLASTRE Roger IV (3854336) |
| Death | 1266 | ? | de POUDOUVRE Roland 1er |
| Death | 1266 | ? | de la ROCHE BERNARD Josselin II (246794626) |
| Death | 1267 | ? | de LAVAL Guy VII (61701276, 246794672) |
| Death | 1267 | ? | de BRABANT Mathilde (51811155, 493589163) |
| Birth | 1267 | ? | de NAMUR Jean 1er |
| Marriage | about 1267 | ? | de TRIE Thibault (40692738) with de BOURY Jeanne (40692739) |
| Death | 1267 | ? | de BOURGOGNE Jean (246794578) |
| Birth | 8 April 1268 | Fontainebleau Seine-et-Marne France | de FRANCE Philippe IV Le Bel (12952786, 26170892) |
| Death | 1268 | ? | de SAVOIE Pierre II Petit Charlemagne |
| Death | about 1268 | ? | de DAMMARTIN de PONTHIEU Agathe (15417431, 493589123) |
| Marriage | 1268 | ? | de CLERMONT dit de NESLE Gui 1er with de MELLO Marguerite |
| Marriage | 1268 | ? | de CLERMONT NESLE Raoul II with de DREUX Alix |
| Birth | 1268 | ? | de BRETAGNE Marie (123397295) |
| Death | about 1269 | ? | de MONTFORT le ROTROU Rotrou V (246794566) |
| Death | 1269 | ? | de BRIENNE RAMERUPT Jeanne (30849361, 246794645) |
| Marriage | 1269 | ? | de GRANDPRÉ Henri VI with de MONTFORT Laure (246794569) |
| Death | 1269 | ? | de MONTMORENCY Jeanne |
| Death | 1269 | ? | de MATHEFELON Foulques |
| Death | 1269 | ? | de NANTEUIL Philippe II |
| Death | 1269 | ? | de CRAON Amaury II |
| Death | 1269 | ? | de BOURGOGNE Eudes (123397354) |
| Birth | 1269 | ? | d'ARTOIS Philippe 1er (12964362, 123397286) |
| Death | 25 August 1270 | Tunis Tunis Tunisia | de FRANCE Louis IX Le Prudhomme St Louis (25928720, 246794576) |
| Birth | about 1270 | ? | de LAVAL Guy IX (61698668) |
| Death | about 1270 | ? | de MONTMORENCY Marsille (81385477) |
| Marriage | about 1270 | Gémenos Bouches-du-Rhône France - r | JAYNE Pierre (10238880, 40939104) with TAUREL (10238881, 40939105) |
| Death | 1270 | Tunis Tunis Tunisia | de LAFAUCHE Pierre |
| Death | 1270 | ? | de RAINEVAL Marie (61690421) |
| Death | 1270 | ? | de VIERZON Hervé IV (493589126) |
| Death | 1270 | ? | PAYNEL TESSON Raoul V (30845344) |
| Marriage | 1270 | ? | d'AVAUGOUR Henri III Dit Henriot (15422674, 123397324) with de BEAUMONT AU MAINE Marie (15422675, 123397325) |
| Birth | about 1270 | ? | de BESSE Guillaume (10173086, 40692638) |
| Birth | 1270 | ? | de BRETAGNE Blanche (12964363, 123397287) |
| Death | about 1270 | ? | de COURCY Enguerrand |
| Death | 1270 | ? | de MONTFORT Laure (246794569) |
| Birth | 1270 | ? | de VALOIS Charles 1er (12952790, 123397368) |
| Death | 1270 | ? | de ROUSSILLON Artaud IV (20124734, 20124750) |
| Death | 1270 | Tunis Tunis Tunisia | de MONTMORENCY Mathieu III (30849360, 246794644) |
| Birth | about 1270 | ? | de LÉON Hervé VI (61698660) |
| Marriage | 1270 | ? | de HOLLANDE Florent V der Keerlen God with de DAMPIERRE Béatrice |
| Birth | about 1270 | ? | de ROSTRENEN Pierre V (61698658) |
| Birth | 1270 | ? | de la TOUR SAINT VIDAL Maurice (5086528, 20346304) |
| Birth | 1270 | ? | d'ESPINCHAL Guillaume 1er (10173084, 40692636) |
| Birth | about 1270 | ? | GAILLARD Aycard (5117474, 20469506) |
| Birth | 1270 | ? | de DREUX Béatrix |
| Marriage | 1270 | ? | d'ANJOU Charles II Le Boiteux (25905554, 25905582) with ARPAD DE HONGRIE Marie (25905555, 25905583) |
| Burial | 10 January 1271 | ? | van GELDERN Otto |
| Death | 28 January 1271 | Cosenza Calabria Italia - 87100 | d'ARAGON Isabelle (25905573, 25905581) |
| Death | 21 August 1271 | ? | de POITIERS Alphonse |
| Death | about 1271 | ? | de NOLLENT Marie (7711521, 15449433) |
| Burial | 1271 | ? | de COURTENAY Raoul |
| Death | 1271 | ? | de PARTHENAY Hugues II L'Archevêque (246794564) |
| Death | 1271 | ? | de la GUERCHE Guillaume IV (61690702, 493589302) |
| Birth | about 1271 | ? | de ROHAN Olivier II (61698656) |
| Birth | 1271 | ? | de HABSBOURG Judith (123397375) |
| Death | about 1271 | ? | du MERLE Guillaume V Melloc (7711520, 15449432) |
| Death | about 1271 | ? | de PONTHIEU Agnès Berthe |
| Birth | 1271 | ? | de BOHÊME Wenceslas II (123397374) |
| Marriage | 1272 | ? | de SAVOIE Amédée V Le Grand (6475776) with de BAUGÉ Sybille (6475777) |
| Birth | 1272 | ? | de DAMPIERRE Louis 1er (30849338) |
| Death | 1272 | ? | de BRETAGNE Yolande |
| Death | 1272 | ? | de BOURGOGNE Hugues IV (25928732, 493589156) |
| Death | about 1272 | ? | PAYNEL Guillaume IV (15419218, 15449426) |
| Death | 1272 | ? | de WINCHESTER Henri III (51857454, 104683566) |
| Death | about 1272 | ? | de TRIE Mathieu (81385476) |
| Death | 1272 | ? | de MONTFORT Simon |
| Marriage | 1272 | ? | de PEYRE Astorg IX (40692674) with de CHEYLANE de MURAT Marguerite (40692675) |
| Birth | 1272 | ? | d'ANGLETERRE Édouard 1er (12952784) |
| Birth | 14 January 1273 | Bar-sur-Seine Aube France | de NAVARRE Jeanne 1ère (12952787, 26170893) |
| Death | 1273 | ? | de BOURGOGNE Adélaïde (25928723, 493589125) |
| Birth | about 1273 | ? | BERTRAN de BRICQUEBEC Robert VIII |
| Birth | 1273 | ? | d'ANJOU Marguerite (12952791, 123397369) |
| Death | 22 January 1274 | Pamplona Navarra Spain | de NAVARRE Henri 1er Le Gros Enrique (25905574, 52341786) |
| Death | 7 April 1274 | Buis-les-Baronnies Drôme France | de MÉVOUILLON Raymond IV Major Ou L'Ancien Ou Le Vieux |
| Death | 23 August 1274 | Dreux Eure-et-loir France | de BOURBON DAMPIERRE Marie (123397349, 246794685) |
| Death | about 1274 | ? | de MONTFERRAT Béatrice |
| Birth | 1274 | United Kingdom - Radyr, CF4, Cardiff | DAFFYD Ap Meurig (11646982) |
| Death | 13 April 1275 | Montargis Loiret France | d'ANGLETERRE Aliénor |
| Death | 5 December 1275 | ? | de MONTFORT Péronelle |
| Death | 1275 | ? | de BAR Marguerite (25905579, 246794583) |
| Death | about 1275 | ? | de BEAUMONT-GÂTINAIS Alix (15417429, 30834855) |
| Death | 1275 | ? | de DREUX Jean |
| Birth | 1275 | ? | des TERNES (10173085, 40692637) |
| Birth | about 1275 | ? | de TRIE Malvine (20346369) |
| Marriage | 1275 | ? | de GUILHEM Bérenger IV (40692678) with de BOUSSAGUES Hélix (40692679) |
| Birth | about 1275 | ? | de MONTBOISSIER Alix (10173063, 40692615) |
| Marriage | 1275 | ? | de BRETAGNE Arthur II 1er (30849336, 61698670) with de LIMOGES Marie |
| Birth | 1275 | ? | de la ROCHE en RÉGNIER Clémence (40692681) |
| Death | 1275 | ? | de COURTENAY Amicie (25928725, 52341781) |
| Death | 1275 | ? | d'ANGLETERRE Béatrice (25928727, 246794591) |
| Birth | 1275 | ? | d'ALBON Guy (5031182, 5031186) |
| Birth | 1276 | ? | d'ÉVREUX Louis (6482180, 13085444) |
| Death | 1276 | ? | d'ARAGON Jacques 1er Le Conquérant (51811146, 51811162) |
| Death | about 1277 | ? | du NEUFBOURG Marguerite (61676893, 246794571) |
| Death | 1277 | ? | de MONTMORENCY Alix |
| Marriage | 1277 | ? | de MONTMORENCY Mathieu IV Le Grand (15424680) with de LÉVIS Jeanne (15424681, 15449803) |
| Death | 1277 | ? | de CRAON Maurice V (61701280, 123402608) |
| Death | 1277 | ? | de BEAUMONT en GÂTINAIS Isabelle (123397337) |
| Death | 19 January 1278 | ? | de FOREZ Gui VI |
| Marriage | 2 February 1278 | ? | de SAVOIE Louis 1er with de MONTFORT Jeanne |
| Death | 9 March 1278 | ? | de DREUX Marie |
| Death | 28 March 1279 | ? | de MONTFORT Alix (61669703, 493538263) |
| Birth | 1279 | ? | de FRANCE Marguerite |
| Death | 1279 | Abbeville Somme France | de DAMMARTIN Jeanne (25905571, 493589137) |
| Birth | 1279 | ? | de BOURBON Louis 1er Le Grand (61698644) |
| Death | 1279 | ? | de MACHECOUL Olivier 1er (61698626) |
| Death | 1279 | ? | de MONTFORT Mahaud (246794627) |
| Marriage | 1279 | ? | d'AUVERGNE Robert III (81385364) with de MERCOEUR Alix Hélissent (81385365) |
| Death | 19 July 1280 | ? | de LÉVIS Philippa |
| Death | 21 August 1280 | ? | d'AUVERGNE Mathilde Marthe Mahaut (40249443, 162770729) |
| Death | 1280 | ? | d'ARGOUGES Raoul III (30845184) |
| Birth | about 1280 | ? | de VILLENEUVE Bertrand (20346376) |
| Birth | 1280 | ? | de MONTMORENCY Jean 1er (7712340) |
| Birth | 1280 | ? | de JOYEUSE Randonne (5086529, 20346305) |
| Birth | about 1280 | ? | des BAUX ORANGE Béatrix (40692685) |
| Birth | about 1280 | ? | du PONT Anne (61698659) |
| Birth | about 1280 | Ceyreste Bouches-du-Rhône France | CABOFIGUE Pierre (20477722, 40955602) |
| Marriage | about 1280 | ? | de MALESMAINS Fraslin II (3854788, 3862340) with de HUSSON Marie (3854789, 3862341) |
| Death | about 1280 | ? | de GARENCIÈRES Pierre (30838408, 30898824) |
| Birth | 1280 | ? | de BRABANT Marie |
| Birth | about 1280 | ? | ROGIER Bertrande (10173087, 40692639) |
| Birth | about 1280 | ? | de SIGNE Sancie (20346377) |
| Death | 1280 | ? | de BOURGOGNE Yolande (61698677) |
| Birth | 1280 | ? | MAUVOISIN de CHEVRIÈRES Hugues (5031170) |
| Death | 1280 | ? | de HAINAUT Marguerite II (51811153, 246794705) |
| Birth | 1280 | ? | d'AVAUGOUR Henri IV (61698662) |
| Birth | about 1280 | ? | BELSUNCE Garcie Arnaud |
| Birth | about 1280 | ? | d'AUVERGNE Jean 1er Dauphinet (40692682) |
| Birth | about 1280 | ? | de FAYDIT de TERSSAC Adhémar II (5086536, 20346312) |
| Birth | 1280 | ? | d'ANJOU Blanche (12952777) |
| Birth | 21 March 1281 | ? | de NESLE Jean V |
| Death | 1281 | ? | de DREUX Robert 1er (15425282) |
| Death | 1281 | ? | de DREUX Robert IV (61698674, 123397342) |
| Death | 1281 | ? | de LUXEMBOURG Henri V Le Blond (25905578, 246794582) |
| Death | 1281 | ? | de BOCSOZEL Jacques (20124722) |
| Death | 1281 | ? | de HOHENBOURG Gertrude (246794751) |
| Marriage | 1281 | ? | de CHÂTILLON PORCÉAN Gaucher V (7712640) with de DREUX Isabelle (7712641) |
| Marriage | 1281 | ? | de NESLE Jean IV with de RUMIGNY Marguerite |
| Death | 1281 | ? | d'AVAUGOUR Henri II (61690696, 493589296) |
| Death | 1282 | ? | de JOIGNY Pétronille (51857451, 104683563) |
| Death | 1283 | ? | FIESCHI Béatrice (12951553) |
| Birth | 1283 | ? | de CASTILLE Isabelle |
| Death | 1283 | ? | d'ÉCOSSE Alexandre |
| Death | about 1283 | ? | de la HAYE Robert III (30845208) |
| Marriage | 1283 | ? | de CHATEAUNEUF RANDON Dragonnet (10173058, 40692672) with de ROQUEFEUIL Béatrix (10173059, 40692673) |
| Birth | about 1283 | ? | de BOUVILLE Jean IV (61676894, 61797742) |
| Death | April 1284 | Valenciennes Nord France | de HOLLANDE Adélaïde (25905577, 246794581) |
| Death | 30 May 1284 | Castres Tarn France | de LÉVIS Jeanne (15424681, 15449803) |
| Marriage | 24 August 1284 | Paris Paris France | de FRANCE Philippe IV Le Bel (12952786, 26170892) with de NAVARRE Jeanne 1ère (12952787, 26170893) |
| Birth | 1284 | ? | de SAVOIE Édouard Le Libéral |
| Death | 1284 | ? | de NESLE Jean III |
| Death | 5 October 1285 | Perpignan Pyrénées Orientales France | de FRANCE Philippe III Le Hardi (12964360, 25905580) |
| Death | 1285 | ? | de LONGUEVAL Aubert (246794646) |
| Marriage | 1285 | ? | de la TOUR SAINT VIDAL Hugues II (10173056, 40692608) with de GLAVENAS Gérine Guérine (10173057, 40692609) |
| Death | 1285 | ? | de SAVOIE Philippe 1er |
| Death | 1285 | ? | de DAMPIERRE Marguerite |
| Marriage | about 1285 | ? | de GOUDET Pons 1er (10173064, 40692616) with de SAINT BONNET Estiena (10173065, 40692617) |
| Birth | 1285 | United Kingdom - Penpont, DG3, Dumfries and Galloway | de DEHEUBARTH Hywel (11646976) |
| Birth | about 1285 | ? | de MANENCOURT Hélix (10173193) |
| Birth | about 1285 | ? | de ROCHEFORT Alix (61698657) |
| Birth | 1285 | ? | de JOYEUSE Bernard 1er (20346336) |
| Birth | about 1285 | Plounévez-Lochrist Finistère France | de PLUSQUELLEC Guy (3241102, 6542734) |
| Birth | about 1285 | ? | de GOUDET Gilbert II (5086532, 20346308) |
| Birth | about 1285 | ? | de MONTAGNY Guichard IV (2515592) |
| Birth | about 1285 | ? | de CHÂTILLON PORCÉAN Jeanne |
| Birth | 1285 | ? | de GUILHEM Alasacie (20346339) |
| Death | 1285 | ? | de CLERMONT-NESLE Simon II (61669702, 493538262) |
| Birth | 1285 | ? | de CALLETOT Jeanne (7712341) |
| Death | 1285 | ? | de MAUQUENCHY Jean II Le Mouton (30845210) |
| Birth | about 1285 | ? | d'ARTOIS Marguerite (6482181, 13085445) |
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