The Royal Descents of 500 Immigrants
The cited information was sourced from Book The author/originator was Gary Boyd Roberts.- Source/Citation References (18)
- Individual: 2nd Earl of Warwick Roger de Newburh
- Individual: Countess Phillipa of Hainault
- Individual: Count of Flanders, Count of Hainault Jan Avesnes of Holland II
- Individual: Count of Hainault Jean de Avesnes of Flanders I
- Individual: Hugh Bigod II
- Individual: 9th Earl of Warwick William de Beauchamp
- Individual: 10th Earl of Warwick Guy de Beauchamp
- Individual: Earl of Huntingdon and Northampton Simon de St. Liz II
- Individual: 4th Earl of Warwick Waleran de Newburg
- Individual: Sir, 2nd Baron Verdun, MP Theobald de Verdun
- Individual: 4th Earl of Hertford & Essex Humphrey de Bohun VIII
- Individual:
- Individual: Count Enguerrand of Ponthieu II
- Individual: Count Enguerrand of Ponthieu I
- Individual: Count Hugh of Ponthieu I
- Individual: Robert de Tibetot
- Individual: Baron John de Tibetot
- Individual: Baron Pain de Tibetot