Marguerite married Jean I Duke Brabant in 1273. Jean was born in 1252 in Brabant, Belgium; died on 3 May 1294 in Lowen. [Group Sheet]
Jean married Margaret, Princess of England on 9 Jul 1290. of (daughter of Edward I Longshanks King of England and Eleanor of Castile) was born on 11 Sep 1275 in Windsor Castle, Berkshire, England; died in 1318. [Group Sheet]