+---Thomas Orris (1749-1809)
| | +---Samuel Markham
| +---Mary Markham 
(ABT 1722-)
| | +---Isaac Scarpe
| +---Ann Scarpe (ABT 1699-)
| +---Ann ?
+---Samuel Orris (1775-)
| +---Mary Rose
Harriet Orris (ABT 1815-1863)
| +---John Gillingwater
| +---John Gillingwater (ABT 1681-)
| +---John Gillingwater (ABT 1705-)
| | +---Jane Sankster
| +---James Gillingwater (-MAR 1833)
| | | +---Henry Gusterson
| | +---Jane Gusterson (-16 APR 1743)
| | +---Constant Holton
+---Martha Gillingwater (ABT 1772-)
| +---John Hart
+---Martha Hart (ABT 1745-)
+---Sarah Lawrence (ABT 1712-JUL 1763)