| Father | Date of Birth | Mother | Date of Birth |
|---|---|---|---|
Sir John De Cressy |
abt 1331 | Agnes De Swan (De Cressy) |
1341 |
| Partner | Date of Birth | Children |
|---|---|---|
Sir John Markham |
1368 | Isabella Markham (Stanhope) Katherine Markham Elizabeth Markham Adela Markham Isabella Markham Henry Markham Sir Robert Markham Margaret Markham John Markham |