+---James Huston
+---James Houston
| +---Catherine ? 
+---John Houston (31 DEC 1888-04 JAN 1970)
| +---Mary J Arthur
+---Ian James Houston (28 APR 1944-)
| | +---Samuel King (ABT 1804-22 APR 1884)
| | +---Samuel King (27 MAR 1842-31 JUL 1916)
| | | +---Mary Gordon (ABT 1802-09 JAN 1875)
| | +---Samuel King (1877-1945)
| | | | +---John Sproule
| | | +---Mary Jane Sproule (1853-01 APR 1921)
| +---Isabella (Bella or Bel) King (11 MAY 1916-)
| +---Agnes Summers (1876-1957)
Catherine Houston (03 APR 1978-)
+---Margaret Helen Sampson (18 SEP 1948-)