Four or more generations of descendants of Mary Ann Maxwell (1929-1994) if they are properly linked:
1. Mary Ann Maxwell (1929-1994)
- 2. Kristianne Gates (bef1955-)
- 2. William Henry Gates (1955)
- 3. Jennifer Katharine Gates (1996)
- 3. Rory John Gates (1999)
- 3. Phoebe Adele Gates (2002)
- 2. Libby Gates