Four or more generations of descendants of Ivan Yuryevich of Trubetsk (c1440-1520) if they are properly linked:
1. Ivan Yuryevich of Trubetsk (c1440-1520)
- 2. Semyon Ivanovich Trubetskoy (c1480-1566)
- 3. Roman Semyonovich Trubetskoy (c1510-c1575)
- 3. Vasili Semyonovich Trubetskoy (c1515-c1580)