- Simon Vi De Montfort
 Death - 1271/72 - Near, Siena, Tuscany, Italy - Ellen (Margaret) de Segrave
 Birth - 1271/72 - Of, Chacombe, Northamptonshire, England - Thomas Roscelin
 - Robert Willoughby
 Birth - about 1273 - Of Willoughby, d'Eresby, NORTHUMBERLAND, England - John de Beauchamp
 Birth - about 1273 - Of, Warwick, Warwickshire, England - Alix D' Avesnes
 Birth - about 1273 - Of, Valenciennes, Nord, France - Amy Fitzalan
 Birth - about 1273 - Of, Arundel, Sussex, England - Joane Holand
 Birth - about 1273 - Of, Wordsall, Lancashire, England - Ellen (Eleanor) La Zouche
 Birth - about 1273 - Of, Harringworth, Northamptonshire, England - Alexander Clavering
 Birth - about 1273 - Of, BURGH, Norfolk, England - Robert Fiennes
 Birth - about 1273 - Of, Fiennes, Pas-De-Calais, France - William Wake
 Birth - about 1273 - Of, Blisworth, Northamptonshire, England - Joan Fitzbernard
 Birth - about 1273 - , Blisworth, Northampshire, England - Alix de Burgundy
 - Bertram de Criol
 - Geoffrey de Neville
 Birth - about 1273 - Of, Hornby, Lancashire, England - James Hawksket (Hauske
 Birth - about 1273 - Of, Stourton Parva, Cheshire, England - Christina Bruce
 Birth - about 1273 - Of, SETON, East Lothian, Scotland - Alice De Molyneux
 Birth - about 1273 - Of Gascony, Lancaster, England - Thibault Prince Of Navarra
 - Hugh de Mortimer
 - Edmund Fitzalan
 Birth - 1 May 1273 - Castle, Marlborough, Sussex, England - Thibaut (Teobaldo) Prince Navarre
 - Roger de Somery
 - Hugh de Courtenay
 - John De Saint John
 - George Cantilupe
 - Alphonso Prince Of England

| |