Louis I, Duke of Bourbon
…married Mary of Avesnes, daughter of John II of Avesnes, Count of Hainaut and Holland, by Philippa of Luxembourg. They had eight children together: Peter I, Duke of Bourbon (1311–1356), married Isabella of Valois, had issue. Peter was killed at the Battle of Poitiers. Joanna (1312–1402), married in 1324 Guigues VII, Count…