Douglas Lawson
| +---Sarfield Fitzgerald Eaton (26 APR 1910-21 MAY 1961)
+---Lorna Mary Eaton 
(29 NOV 1935-)
| +---Robert Park (BEF 1716-)
| +---Robert Park (18 JUN 1745-)
| | +---Elizabeth Freeland (BEF 1720-)
| +---John Park (ABT 1771-)
| | +---Margrat Willson (BEF 1749-)
| +---Matthew Park (16 AUG 1800-)
| | +---Elizabeth McNair (BEF 1775-)
| +---Gavin McIntyre Park (07 NOV 1823-04 SEP 1903)
| | | +---Archibald McIntyre
| | +---Elizabeth McIntyre (10 MAY 1799-1883)
| | +---Jean Robertson
| +---William Park (30 NOV 1856-18 MAY 1938)
| | +---Grace Jane (Jean) Stobie (1826-24 OCT 1894)
+---Kathleen Irene Park (20 JUL 1910-ABT 1989)
+---Jane Tory (1866-02 MAR 1944)