- William Darell
- Robert Ferrers
- Grote Johan Iversen Krummedige
Birth - 1280 - Krummediek, Schleswig - Thomas Iii de Berkeley
Birth - about 1280 - Berkeley, Gloucestershire, England - Margaret Bassett
Birth - about 1280 - DRAYTON, England - Marie D' Avesnes Hainault
Birth - about 1280 - Of, Valenciennes, Nord, France - Richard de Davenport
- Joan de Beauchamp
- Anne (unknown)
- John Kingsmill
Birth - about 1280 - Of Barkham, Berks, Eng - Bertold von Ritzerow
- Volrad von Lützow
- Tidemann Tholner
Birth - about 1280 - Hamburg - Rabbi Pinchas HaLevi
Death - 1280 - Barcelona, Spanien - Johann auf Rantzau
- Otto II. Eiler von Rantzau
- Nicolaus d.Ä. Lüneborg
Birth - about 1280 - Hamburg - Walter Norwich
- Walter Hungerford
Birth - about 1280 - HEYTESBURY, Wilts, England - Mary Of Mar
Birth - 1280 - Of Kildrummy Cas, Kildrummy, Aberdeenshire, Scotland - Isabel Orreby
Birth - about 1280 - Gawsworth, Cheshire, England - Robert de Brent
Birth - about 1280 - Of, Cossington, Somersetshire, England - Robert de Holand
- Beatrix Beauchamp
Birth - about 1280 - Of, Hatch, Somersetshire, England - Maurice Carpentier
Birth - about 1280 - Ypres, West Vlaanderen, Belgium - William Cornwall
Birth - about 1280 - Of Brannel, Cornwall, England - Godfrey Cornwall
- Edmund (Bryan) De Cornwall
Birth - about 1280 - Of, Asthall Leigh, Oxfordshire, England - Peter de Davenport
Death - about 1280 - Davenport, Cheshire, England - Roger Fitzroger
- Hugh Standish
- Thomas Wake
Birth - about 1280 - Of Blisworth, Northampton, England - Margaret Cornwall
Birth - about 1280 - Winchester, Southampton, Eng. - Thomas Gray
Birth - about 1280 - Of, Broxmouth, Roxburghshire, Scotland - Emma Le Bruen
- Aveline Burgh
Birth - about 1280 - Of, Connaught Provin, Ireland - John Fitton
Birth - about 1280 - Bollin, Cheshire, Eng. - Isobel Randolph
Birth - about 1280 - Stranith, Scot - Nicholas L. Archer
- Marguerite Countess Of Flanders And Hainault
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