Four or more generations of descendants of Catherine Elisabeth Ferrier (1780-1835) if they are properly linked:
1. Catherine Elisabeth Ferrier (1780-1835)
- 2. Charles Edouard Albert Müller (1811-1878)
- 3. Elise Emma Müller (1855-1919)
- 4. Thomas Edward M MacLeavy (1888-1963)
- 3. Elise Emma Müller (1855-1919)