Alexander De Seaton
- Yes, date unknown
Generation: 1
Generation: 3
Generation: 4
1. Alexander De Seaton (son of Secher (Or Saier) De Seton); and died. Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Children:- Philip De Setun and died.
2. Secher (Or Saier) De Seton (son of Dougall De Seton and Janet (of Winchester??) De Quincy); and died. Children:
- 1. Alexander De Seaton and died.
Generation: 3
4. Dougall De Seton (son of Saier De Lens De Seton); and died. Dougall + Janet (of Winchester??) De Quincy. Janet (daughter of Saher\ Sahier (Earl of Winchester) De Quincy and Margaret (Fitzpernel) De Beaumont) and died. [Group Sheet] [Family Chart]
5. Janet (of Winchester??) De Quincy (daughter of Saher\ Sahier (Earl of Winchester) De Quincy and Margaret (Fitzpernel) De Beaumont); and died. Children:
- 2. Secher (Or Saier) De Seton and died.
Generation: 4
8. Saier De Lens De Seton (son of Lambert II (Count of Lens) of Boulogne and Adelaide (Countess of Aumale) of Normandy); and died. Children:
- 4. Dougall De Seton and died.
10. Saher\ Sahier (Earl of Winchester) De Quincy (son of Robert De Quincy and Orable of Nes); died on 3 Nov 1219. Saher\ + Margaret (Fitzpernel) De Beaumont. Margaret (daughter of Robert (3rd Earl of Leicester) De Beaumont and Petronil Or Petronilla Or Patronil De Grentemesn) died in 1235. [Group Sheet] [Family Chart]
11. Margaret (Fitzpernel) De Beaumont (daughter of Robert (3rd Earl of Leicester) De Beaumont and Petronil Or Petronilla Or Patronil De Grentemesn); died in 1235. Children:
- Hawise De Quincy and died.
- Roger (2nd Earl of Winchester) De Quincy died on 25 Apr 1264.
- Robert De Quincy died in 1257.
- Lorretta De Quincy and died.
- Robert De Quincy died in 1217 in Dvp.
- 5. Janet (of Winchester??) De Quincy and died.
- Arabella De Quincy and died.