Four or more generations of descendants of James Graham, 4th Duke of Montrose (1799-1874) if they are properly linked:
1. James Graham, 4th Duke of Montrose (1799-1874)
- 2. Beatrice Violet Graham (1842-1932)
- 2. Agnes Caroline Graham (c1844-1873)
- 2. James John Graham (1845-1846)
- 2. James Graham (1847-1872)
- 2. Douglas Beresford Malise Ronald Graham, 5th Duke of Montrose (1852-1925)
- 3. James Graham, 6th Duke of Montrose (1878-1954)
- 4. James Angus Graham, 7th Duke of Montrose (1907-1992)
- 4. Mary Helen Alma Graham (1909-1999)
- 4. Ronald Malise Hamilton Graham (1912-1978)
- 4. Jean Sibyl Violet Graham (1920-)
- 3. Helen Violet Graham (1879-1945)
- 3. Hermione Emily Graham (1882-1978)
- 3. Douglas Malise Graham (1883-1974)
- 3. Alastair Mungo Graham (1886-1976)
- 3. James Graham, 6th Duke of Montrose (1878-1954)
- 2. Alma Imogen Leonora Charlotta Graham (1854-1932)