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William de Mohun

Male Abt 1045 -


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  • Name William de Mohun 
    Born Abt 1045  Moyon, Manche, Lower Normandy, France Find all individuals with events at this location 
    Gender Male 
    Died of Dunster, Somerset, England Find all individuals with events at this location 
    Person ID I7701  Petersen-de Lanskoy
    Last Modified 27 May 2021 

    Family Alice 
    Children 
     1. William de Mohun,   b. Bef 1110, of Dunster, Somerset, England Find all individuals with events at this location
     2. Geoffrey de Mohun
     3. Robert de Mohun
    Last Modified 28 May 2021 
    Family ID F3361  Group Sheet  |  Family Chart

  • Notes 
    • RESEARCH_NOTES:
      1. “Royal Ancestry: A Study in Colonial & Medieval Families,” Douglas Richardson (2013):
      “WALTER DE GANT (or GAUNT), of Folkingham and Aisthorpe, Lincolnshire, Stanton (in Fen Stanton), Huntingdonshire, Rufford and Eakring, Nottinghamshire, Burley, Rutland, etc., son and heir, of age before 1113 or 1114. He married before 1120 MAUD OF BRITTANY, daughter of Stephen (or Etienne), Count of Brittany, lord of Richmond, by his wife, Hawise [see RICHMOND 4 for her ancestry]. Her maritagm include the manor of Swaledale, Yorkshire. They had six sons, Gilbert [Earl of Lincoln], Robert, Philip, Baldwin [Canon of Bridlington], Geoffrey, and possibly Walter [Canon of Oseney, Abbot of Waltham], and three daughters, Alice, Agnes, and (wife of William Fitz Walter). He founded Bridlington Priory, Yorkshire in 1113 or 1114. He confirmed his father's gift to Bardney Abbey, Lincolnshire in 1115. He was a member of the council of King Henry I in 1121 or 1122 and Sept. 1131. He was present at the Easter court of King Stephen in 1136. He was a commander at the Battle of the Standard in 1138. WALTER DE GANT died as a monk at Bardney Abbey, Yorkshire in 1139.
      Anderson Genealogical Hist. of the House of Yvery 2 (1742): 50-58. Baker Hist. & Antiqs. of Northampton 1 (1822-30): 440 (Gaunt ped). Dugdale Monasticon Anglicanum 1 (1817): 628-629 (undated charter of Walter de Gant son and heir of Gilbert de Gant), 629-630 (undated charter of Walter de Gaunt; charter is witnessed by his "nephew" [or "kinsman"' [nepote] William, Constable of Chester), 630 (charter of Walter de Gaunt dated 1125; charter names his father, Gilbert de Gaunt; charter witnessed by Robert de Gaunt), 630-632; 6(1) (1830): 287 (charter of Maud, wife of Walter de Gaunt, names her father, Count Stephen of Brittany [consulis Stephani Brittaniae]). Ingledew Hist. & Antiqs. of North Allerton (1858): 28-29. Holmes Chartulary of St. John of Pontefract 2 (Yorkshire Arch. Soc. Recs. 30) (1902): 480 (chart). Warner & Ellis Facsimiles of Royal & Other Charters in the British Museum 1 (1903): #48. Clay Extinct & Dormant Peerages (1913): 83-85 (sub Gaunt). VCH Yorkshire N.R. 1 (1914): 240. Farrer Early Yorkshire Charters 2 (1915): 427-428 (charter of Walter de Gant dated c.1125-30), 429 (testamentary grant of Walter de Gant dated 1130-39; grant witnessed by his wife, Maud), 432-436, 449 (writ of Walter de Gant dated 1119-30), 495-496 (notification by Walter de Gant dated c.1130-1139; charter witnessed by his brother, Robert), 496 (confirmation charter of Walter de Gant dated c.1130-1139). VCH Buckingham 3 (1925): 350-361. Foster Registrum Antiquissimum of the Cathedral Church of Lincoln 1 (Lincoln Rec. Soc. 27) (1931): 1115; 2 (Lincoln Rec. Soc. 28) (1933): 9-10. CP. 7 (1929): 672-673 (sub Lincoln); 10 (1945): 780 (chart), 786-787 (sub Richmond). VCH Rutland 2 (1935): 112-119. Paget (1957) 242:1. Clay York Minster Fasti 2 (Yorkshire Arch. Soc. Recs. 124) (1959): 35. Sanders English Baronies (1960): 46. Fasti Parochiales 3 (Pubs. Yorkshire Arch. Soc. 129) (1967): 6, 8, 45-46, 91. Schwennicke Europäische Stammtafeln 2 (1984): 75. Franklin English Episcopal Acta 17: Coventry & Lichfield 1183-1208 (1998): 140-141. Katharine Keats-Rohan Domesday Descendants (2002): 472. Yorkshire Arch. Journal 75 (2003): 63-76.
      Children of Walter de Gant, by Maud of Brittany...
      iv. AGNES DE GANT, married (1st) WILLIAM DE MOHUN, of Dunster, Somerset, son and heir of William de Mohun, of Dunster, Somerset, by his wife, Alice. He was an adult before 1131. They had six sons, Ralph, William, Henry, Iwan, Peter, and Richard. Her maritagium included the manor of Whichford, Warwickshire. He and his wife, Agnes, gave the advowson of the church of Whichford, Warwickshire to Bridlington Priory, which was founded by Agnes' father, Walter de Gant. William was created Earl of Somerset in 1141. This honour did not continue in the family. WILLIAM DE MOHUN was living in 1142. His widow, Agnes, married (2nd) before 1145 RICHARD LE SCROPE, of Barton-upon-Humber, Lincolnshire. They had one son, Robert (of Flotmanby and Barton-upon-Humber, Lincolnshire). Dugdale Monastkon Anglicanum 6(3) (1830): 286. Arch. Jour. 37 (1880): 57-93. Maxwell-Lyte: Hist. of Dunster 1 (1909): 5-9. Farrer Early Yorkshire Charters 2 (1915): 430, 489-490. VCH Warwick 5 (1949): 205-209 (Agnes, wife of Richard le Scrope, styled "aunt" [inatertera] by Alice de Gant, Countess of Northampton in charter dated 1184-5). CP. 9 (1936): 18, footnote h; 11(1949): 531-532 (sub Scrope). Sanders English Baronies (1960): 114. TG 8 (1988): 3-38.
      Child of Agnes de Gant, by William de Mohun:
      a. WILLIAM DE MOHUN, of Dunster, Somerset, married GODEHILDE DE TONY [see MOHUN 5].”