Katherine De Aton
- Yes, date unknown
1. Katherine De Aton (daughter of William (Lord of Vesci) 2nd Lord Aton and Isabel De Percy); and died. Family/Spouse: Ralph (Sir) (of Witton Castle) Eure. Ralph (son of John (Sir) De Eure and Isabella De Clifford) died on 10 Mar 1421-1422. [Group Sheet] [Family Chart]
Children:- Ralph (of Witton Castle) Eure and died.
2. William (Lord of Vesci) 2nd Lord Aton (son of Gilbert (of West Ayton 1st Lord Atton) De Aton); died before Mar 1389. William married Isabel De Percy before Jan 1327. Isabel (daughter of Henry 2nd Baron De Percy and Idoine De Clifford) died about 1368. [Group Sheet] [Family Chart]
3. Isabel De Percy (daughter of Henry 2nd Baron De Percy and Idoine De Clifford); died about 1368. Children:
- Anastasia (of Vesci) De Aton and died.
- 1. Katherine De Aton and died.
- Elizabeth Atton died before 8 May 1402.
Generation: 3
4. Gilbert (of West Ayton 1st Lord Atton) De Aton (son of William De Aton and Isabel De Vere); died in 1342. Children:
- 2. William (Lord of Vesci) 2nd Lord Aton died before Mar 1389.
6. Henry 2nd Baron De Percy was born on 6 Feb 1299-1300 (son of Henry 1st Baron De Percy and Eleanor De Arundel); died in Feb 1350-1351. Henry + Idoine De Clifford. Idoine (daughter of Robert (1st Lord Clifford) De Clifford and Maud De Clare) died on 24 Aug 1365. [Group Sheet] [Family Chart]
7. Idoine De Clifford (daughter of Robert (1st Lord Clifford) De Clifford and Maud De Clare); died on 24 Aug 1365. Children:
- Henry (3rd Lord Percy) De Percy was born about 1320; died on 17 Jun 1368.
- Maud De Percy was born before 18 Feb 1378; and died.
- Thomas (Bishop) De Percy and died.
- Roger De Percy and died.
- Margaret De Percy died on 2 Sep 1375.
- Robert De Percy and died.
- William De Percy and died.
- Eleanor De Percy died on 18 Oct 1361.
- 3. Isabel De Percy died about 1368.
Generation: 4
8. William De Aton (son of William De Aton); and died. William + Isabel De Vere. Isabel (daughter of Simon (Sir) (of Goxhill & Sproatley) De Vere) and died. [Group Sheet] [Family Chart]
9. Isabel De Vere (daughter of Simon (Sir) (of Goxhill & Sproatley) De Vere); and died. Children:
- 4. Gilbert (of West Ayton 1st Lord Atton) De Aton died in 1342.
12. Henry 1st Baron De Percy was born on 25 Mar 1273 (son of Henry 7Th Baron De Percy and Alianore Plantagenet De Warren); died in Oct 1314. Henry + Eleanor De Arundel. Eleanor was born in Jul 1328; and died. [Group Sheet] [Family Chart]
13. Eleanor De Arundel was born in Jul 1328; and died. Children:
- 6. Henry 2nd Baron De Percy was born on 6 Feb 1299-1300; died in Feb 1350-1351.
14. Robert (1st Lord Clifford) De Clifford was born in 1274 (son of Roger (Sir) Clifford and Isabel (of Appleby) De Vipont); died on 24 Jun 1314 in Battle Of Bannockburn. Robert + Maud De Clare. Maud (daughter of Thomas (Lord of Thormond) De Clare and Julian Fitzmaurice) and died. [Group Sheet] [Family Chart]
15. Maud De Clare (daughter of Thomas (Lord of Thormond) De Clare and Julian Fitzmaurice); and died. Children:
- 7. Idoine De Clifford died on 24 Aug 1365.
- Roger (2nd Lord Clifford) De Clifford was born on 2 Feb 1299-1300; and died.
- Robert (3rd Lord Clifford) De Clifford was born on 5 Nov 1305; died on 20 May 1344.