Four or more generations of descendants of Kenneth Wyndham Arbuthnot (1873-1915) if they are properly linked:
1. Kenneth Wyndham Arbuthnot (1873-1915)
- 2. John Sinclair-Wemyss Arbuthnot (1912-1992)
- 3. Elizabeth Mary Arbuthnot (1947)
- 3. William Reierson Arbuthnot (1950-2021)
- 4. (Thomasina) Lucy Arbuthnot (1998)
- 4. Henry ("Harry") William Arbuthnot (2011)
- 4. John ("Jack") Walter Arbuthnot (2011)
- 3. James Norwich Arbuthnot (1952)
- 4. Alexander Broadbent Arbuthnot (1986)
- 4. Katherine Rose Joste Arbuthnot (1989)
- 4. Eleanor ("Leafie") Sophie Duff Arbuthnot (1992)
- 4. Alice Tempest Wemyss Arbuthnot (1998)
- 3. Louise Victoria Arbuthnot (1954)
- 4. Rachel Alice Lancaster (1985)
- 4. Rebecca Saskia Lancaster (1987)
- 4. Tamara Louise Lancaster (1988)
- 3. Alison Jane Arbuthnot (1957)
- 2. Robert Michael Wemyss Arbuthnot (1914-1946)