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)
1Ernst de Saxe-Gotha (1601-1675)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Johann de Saxe-Weimar (1570-1605)
3Dorothee d'Anhalt-Zerbst (1574-1617)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Jean-Guillaume de Saxe-Weimar (1530-1573)
5Dorothee de Simmern (1544-1592)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Jean-Frederic de Saxe-Weimar (1503-1554)
9Sibylle de Cleves de La Marck (1512-1554)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Jean de Saxe (1468-1522)
17Sophie von Mecklenburg-Schwerin (1481-1503)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Ernest de Saxe (1441-1486)
33Elisabeth de Baviere (1443-1484)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
64Frederic II de Saxe (1412-1464)
65Marguerite d'Autriche (1416-1485)
Generation 7 - 4 person(s) on 128 (4 distinct persons)
128Frederic Ier de Saxe (1370-1427)
129Catherine de Brunswick-Luneburg (~1384-1442)
130Ernest Ier de Habsbourg (1377-1427)
131Cymburge de Mazovie (1394-1429)
Generation 8 - 4 person(s) on 256 (4 distinct persons)
260Leopold de Habsbourg (1351-1386)
261Viridis Visconti (~1349-1414)
262Ziemovit de Mazovie (~1364-1426)
263Alexandra de Lithuanie (1360-1434)