John II de Montfort de Dreux, 2nd Earl of Richmond was born in 1239.
He was the son of Jean I de Dreux, Duc de Bretagne and Blanche de Navarre.
He married Beatrice of England, daughter of Henry III, King of England and Eleanor of Provence, on 22 January 1260 at Abbey of St. Denis, Saint-Denis, Île-de-France, France.
He died on 18 November 1305.
He gained the title of Duc de Bretagne in 1286.
He gained the title of 2nd Earl of Richmond.1
Children of John II de Montfort de Dreux, 2nd Earl of Richmond and Beatrice of England:
1. Henry de Dreux2 d. 1284
2. Arthur II de Montfort, Duc de Bretagne+ b. 1262, d. 1312
3. John de Bretagne, 3rd Earl of Richmond b. c 1266, d. 17 Jan 1333/34
4. Marie de Bretagne de Dreux+ b. 1268
5. Pierre de Dreux, Comte de Léon b. c 1269, d. 1312
6. Blanche de Bretagne+ b. c 1270, d. 1327
7. Alice de Dreux b. 1274, d. c 1329