| 1. Simeon HEYDON |
 |
| B: |
|
| P: |
Heydon, Norfolk, England |
| D: |
Yes, date unknown |
| P: |
|
|
| 2. William HEYDON |
|
| B: |
1272 |
| P: |
Heydon, Norfolk, England |
| M: |
|
| P: |
|
| D: |
1307 |
| P: |
Heydon, Norfolk, England |
|
| 4. William De HEYDON |
|
| B: |
1220 |
| P: |
Heydon, Norfolk, England |
| M: |
|
| P: |
|
| D: |
1272 |
| P: |
Heydon, Norfolk, England |
|
| 8. Thomas De HEYDON |
=> |
|
| B: |
Abt. 1185 |
| P: |
Heydon, Norfolk, England |
| M: |
1215 |
| P: |
England |
| D: |
Abt. 1250 |
| P: |
Heydon, Norfolk, England |
|
- Yes, date unknown