Four or more generations of descendants of Duff of Scotland (-967) if they are properly linked:
1. Duff of Scotland (-967)
- 2. Malcolm, King of Strathclyde (-c990)
- 2. Kenneth III of Scotland (-1005)
- 2. MacDuff, Earl of Fife (c940-)
Four or more generations of descendants of Duff of Scotland (-967) if they are properly linked:
1. Duff of Scotland (-967)