John I, Marquis of Namur
Marquis of Namur
(1267–1330)
Parents
Isabelle of Luxembourg
Guy
Children
Henri de Dampierre
Blanche of Namur
John II, Marquis of Namur
Elisabeth, Countess of Namur
Louis de Dampierre
Philip III, Marquis of Namur
Guy II, Marquis of Namur
Robert of Namur
Marie of Namur
William I, Marquis of Namur
Siblings
Marie of Dampierre
Philip of Chieti
William of Dendermonde
Philippa of Flanders
Beatrix of Flanders
Isabelle of Flanders
Henry, Count of Lodi
Margaret of Dampierre
Robert III, Count of Flanders
Guy of Namur
John of Flanders
Beatrice of Flanders
Margaret of Flanders, Duchess of Brabant
Jeanne de Dampierre
Baudoin de Dampierre
Partners
Marie of Artois
Marguerite de Clermont