Royalty for Commoners: The Complete Known Lineage of John of Gaunt, Son of Edward III, King of England, and Queen Philippa
The cited information was published by 3rd ed., 1998, Genealogical Publishing Co., Inc., Baltimore, MD The author/originator was Roderick W. Stuart.- References (27)
- Parent Source: Royalty for Commoners: The Complete Known Lineage of John of Gaunt, Son of Edward III, King of England, and Queen Philippa
- Family: Siegfried Count of Luxembourg & Hedwig von Nordgau
- Family: Hugh I Seigneur de Abbeville de Montreuil & Gisele Princess of France
- Family: Egbert Count of Holland
- Family: Hugh III 'Candavene' Count of St. Pol and Hesdin UNKNOWN
- Individual: Dirk III Count of Holland
- Individual: Anselme de ST. POL
- Individual: Arnulf Count of Holland
- Individual: Beatrice of St. Pol
- Individual: Hugh II Count of Ponthieu Ponthieu
- Individual: Roger Count of St Pol
- Individual: Hadwide (Hedwig) of Houchin
- Individual: Manasses de St Pol
- Individual: Hugh II Count of St Pol
- Individual: Helissende (Elisenda) de Ponthieu
- Individual: Hugh III 'Candavene' Count of St. Pol and Hesdin UNKNOWN
- Individual: NN UNKNOWN
- Individual: Eustachie de Champagne
- Individual: Hugh I Seigneur de Abbeville de Montreuil
- Individual: Enguerrand (Engelram) Count of Poitou and Montreuil Ponthieu
- Individual: Adele Countess of Ghent
- Individual: Luitgarde of Luxembourg
- Individual: Rosella de St. Pol
- Marriage / Union: Siegfried Count of Luxembourg & Hedwig von Nordgau
- Marriage / Union: Hugh I Seigneur de Abbeville de Montreuil & Gisele Princess of France
- Marriage / Union: Egbert Count of Holland
- Marriage / Union: Hugh III 'Candavene' Count of St. Pol and Hesdin UNKNOWN