Sir William Seymour (formerly William St. Maur), Knight

Abt 1330 - 1391  (61 years)  Submit Photo / Document    Has 331 ancestors and 9 descendants in this family tree.

• Name	William Seymour (formerly William St. Maur)  [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]
  Prefix	Sir
  Suffix	Knight
  Birth	Abt 1330	of, Pen-hw, Monmouthshire, Wales
  Gender	Male
  Name	John Seymor  [3]
  Name	John Seymour  [2, 4, 7, 8]
  Name	John St. Mawr  [12]
  Name	John St. Moore  [9]
  Name	William St. Maur
  Death	25 Aug 1391  [14]
  Age at Death	61 years
  Person ID	I105103757	St. John Origin and Ancestry DNA Database
  Last Modified	23 Aug 2013

  
  

  Father	Sir Roger St. Maur, Knight,   b. Abt 1300, of, Pen-hw, Monmouthshire, Wales d. Yes, date unknown
  Mother	Cecily Beauchamp, m. Turberville m2. St. Muir,   b. Abt 1300, of, Moccas, Herefordshire, England d. Yes, date unknown
  Family ID	F239391	Group Sheet  |  Family Chart

  
  

  Family	Margaret [de Brockbury],   b. Abt 1330, of, Colwall, Herefordshire, England d. Yes, date unknown
  Children	+ 1. Roger Seymour,   b. Cal 1370, of, Pen-hw, Monmouthshire, Wales d. Yes, date unknown   2. Urry Seymour,   b. Abt 1370, of, Pen-hw, Monmouthshire, Wales d. Yes, date unknown
  Family ID	F175542	Group Sheet  |  Family Chart

  
  

• Pedigree

  ← Click to display 1Sir William Seymour (formerly William St. Maur), Knight(Abt 1330 – 1391) 2Sir Roger St. Maur, Knight(Abt 1300 – Yes, date unknown) 4Sir Roger St. Maur, Knight(Abt 1270 – Yes, date unknown) 8Sir William St. Maur, Knight(Abt 1230 – Aft 1271) 9 5[unknown] Damarel(Abt 1300 – Yes, date unknown) 10 11 3Cecily Beauchamp, m. Turberville m2. St. Muir(Abt 1300 – Yes, date unknown) 6John Beauchamp, m. Margaret St. John; Lord Beauchamp(Abt 1270 – 1343) 12 13 7Margaret de Port-St. John, m. John Beauchamp(1275-1308 – 1361) 14 15

  
  

• Notes

  Notes (Log in)

  
  

• Reference

  Suzanne St. John. "Sir William Seymour (formerly William St. Maur), Knight". The St. John Genealogy Project. https://www.stjohngenealogy.com/getperson.php?personID=I105103757&tree=OSA0001 (accessed May 8, 2025).

  
  

Sources

Sources (Log in)