+---John Nicolson
| +---Margaret Nicolson
+---William Nicolson
(01 OCT 1696-1781)
| +---Joanna Coke
+---Joseph Nicolson
(20 AUG 1735-)
| +---Elizabeth Trosse
+---William Nicolson
(30 JUL 1774-)
| +---Mary Dunsford
+---William Nicolson
(14 AUG 1805-)
| +---Sarah Hewett
+---William (Patrick) Nicolson
(10 FEB 1835-28 JUL 1898)
| | +---William Nicolson
| | +---John Nicolson
| | | +---Margaret Nicolson
| | +---William Nicolson
(01 OCT 1696-1781)
| | | +---Joanna Coke
| | +---Joseph Nicolson
(20 AUG 1735-)
| | | +---Elizabeth Trosse
| | +---Thomas Nicolson
(01 JUL 1773-)
| | | +---Mary Dunsford
| +---Martha Nicolson
(20 DEC 1803-)
| +---Esther Birt
+---Charles Ebenezer William Thurston G Nicolson
(14 FEB 1867-26 JUN 1954)
| | +---William Cowley
| +---Ellen Cowley
(26 SEP 1826-12 SEP 1913)
+---Robert Dawson Nicolson
(14 APR 1902-)
| +---Isabella Dawson
(20 JAN 1877-08 JAN 1946)
+---Colin Nicolson
| +---Florence Finnis
? Nicolson
+---Dorothy Timson