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de Plessis Genealogy and de Plessis Family History Information

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  • Grimoult du Plessis / de Plessis (c.1002 - 1047)
    Alternative place of birth: England The bailey castle of Plessis-Grimoult (Calvados) The fortified site of Plessis-Grimoult is presented in the form of an oval curtain wall 50 to 60 metres in dia...
  • Phillipe de Plessis, 13th Templar Grand Master (1165 - 1209)
    Philippe du Plessis (1165 – 12 November 1209) was the 13th Grand Master of the Knights Templar. He was born in the fortress of Plessis-Macé, Anjou, France. In 1189 he joined the Third Crusade as a si...
  • Osulf du Plessis, seigneur de Belvoir (c.979 - 1067)
    In An Essay towards a Topographical History of the COUNTY OF NORFOLK [Vol.5, 1806, pp. 431-432] Francis Blomefield states in relation to the village, ‘FRAMLINGHAM EARL’: ‘There are two small villages...
  • De Plessis (1014 - 1051)
  • Adeliza FitzOsulf du Plessis, Heiress of Belvoir (c.1027 - c.1088)
    The daughter of Osulf le Freyne du Plessis and sister of Grimault du Plessis, Adeliza married first, William (Guillaume) d'Aubigny, of Saint-Martin-d'Aubigné (son of Neel Saint-Saveur, Vicomte de Coten...

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