Genealogy of the Bryan and Martin Families
Baldwin I, Emperor of Constantinople
1172 - 1205 (33 years)1. Baldwin I, Emperor of Constantinople was born in 1172; died in 1205. Notes:
(Baldwin I, VI, IX, Emperor of Constantinople, Count of Hainault, etc.)
Family/Spouse: Marie, of Champagne. was born in cir 1175. [Group Sheet] [Family Chart]
Children:
- 2. Margaret, of Hainault died in 1280.
Generation: 2
2. Margaret, of Hainault (1.1) died in 1280. married Burchard d'Avesnes in 1212. Burchard was born in cir 1190. [Group Sheet] [Family Chart]
Children:
- 3. John I, Avesnes, Count of Hainault died in cir 1270.
Generation: 3
3. John I, Avesnes, Count of Hainault (2.2, 1.1) died in cir 1270. Family/Spouse: Alice, of Holland. (daughter of Floris IV, Count of Holland and Mechthilde, of Brabant) died in cir 1270. [Group Sheet] [Family Chart]
Children:
- 4. John II, Avesnes of Holland & Hainault died in 1304.
Generation: 4
4. John II, Avesnes of Holland & Hainault (3.3, 2.2, 1.1) died in 1304. married Philippina, of Luxemburg in 1299. (daughter of Henry III, Count of Luxemburg and Margaret, of Bar) was born in cir 1175. [Group Sheet] [Family Chart]
Children:
- 5. William I, Count of Hainault was born in 1280; died in 1337.
Generation: 5
5. William I, Count of Hainault (4.4, 3.3, 2.2, 1.1) was born in 1280; died in 1337. Notes:
William was also Count of Holland.
Family/Spouse: Jeanne, de Valois. (daughter of Charles Capet, of Valois and Margaret d'Anjou) was born in cir 1290. [Group Sheet] [Family Chart]
Children:
- 6. Philippa, of Hainault was born in cir 1314; died in 1369.