George Osbourn Sayer (ABT 1750-)
| +---George Osborne
+---Emblin Osborne 
| +---Thomas Belsey (ABT 1530-APR 1615)
| +---John Belsey (ABT 1578-JUN 1656)
| | +---Joan Hawkinge (ABT 1540-APR 1604)
| +---Thomas Belsey (ABT 1606-MAR 1659)
| | | +---Roger Elsetter
| | +---Margaret Elseter (-1654)
| | +---Christian Saunder
| +---Henry Belsey (ABT 1631-1701)
| | | +---Henry Veryer
| | +---Elizabeth Verrier (ABT 1612-)
| | +---Ann Austin
| +---Henry Belsey (ABT 1664-1727)
| | +---Ann Green
+---Emlin Belsey (ABT 1693-1715)
+---Sylvester Wilson