Four or more generations of descendants of Alexander Frederick Douglas-Home, Baron Home of the Hirsel (1903-1995) if they are properly linked:
1. Alexander Frederick Douglas-Home, Baron Home of the Hirsel (1903-1995)
- 2. Lavinia Caroline Douglas-Home (1937-)
- 2. Meriel Kathleen Douglas-Home (1939-)
- 2. Diana Lucy Douglas-Home (1940-)
- 2. David Alexander Cospatrick Douglas-Home, 15th Earl of Home (1943-)