List of 21 ancestors found in 40 iterations (21 distinct persons and 21 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Jasperina De Vries (1781-1842)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Johannes de Vries (1756-1802)
3Marijtje Ox (1760-1830)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4Hendrik de Vries (1734-)
5Jasperina Geeraars (~1728-1763)
6Pieter Ox (1728-)
7Eva Straasburg (1729-1797)
Generation 3 - 4 person(s) on 8 (4 distinct persons)
8Nanning de Vries (1699-)
9Adriaantje de Bruijn (~1706-)
12Pieter Ox (1709-)
13Maria Uitenhoren (1705-1789)
Generation 4 - 6 person(s) on 16 (6 distinct persons)
16Jarigh de Vries (1654-)
17Grietje ? (1658-)
18Jan de Bruijn (~1676-)
19Hilletje van den Berg (~1678-1715)
24Pieter Ox (1689-1744)
25Trijntje Palm (1686-)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
48Pieter Ox (~1659-)
49Aaltje Schiphorst (1666-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
98Wouter Schiphorst (~1636-)
99Ariaantje ? (~1638-)