| 4*Gr Grandparent | 5*Gr Grandparents | 6*Gr Grandparents | 7*Gr Grandparents | . |
| Cuthbert
NAIRN
Farmer Stewarton b. 1759 m. 1787 d. 1844 |
Cuthbert NAIRN
Farmer Stewarton b. 1719 m. 1750 d. 1796 |
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| Jean ROBERTSON
Stewarton b. 1729 d. 1783 |
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[ ] = not yet found
..1850=on or before 1850
1850..=on or after 1850
~1850=around 1850