(21 FEB 1811-02 DEC 1890)
+---George Thomas McGregor (02 JAN 1844-23 AUG 1918)
| +---Sarah Blackburn 
(1811-09 FEB 1889)
Robert Irvin McGregor (1870-)
| +---William Bryan (ABT 1807-)
+---Sarah Ellen Mills Bryan (03 NOV 1839-07 DEC 1914)
+---Hannah Woolston (ABT 1811-)