| | Nicholas_I Romanov 1796–1855 Charlotte of_Prussia … 1798–1860 | | | | Maria Feodorovna of_Wurttemberg… 1759–1828 | | | | Peter_III Romanov 1728–1762 Catherine_II the_Great … 1729–1796 | | | | Charles Frederick of_Holstein-… 1700–1739 Anna Petrovna Romanov 1708–1728 | | |
| | | Christian Augustus … 1690–1747 |
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| | | Frederick Eugene of_Wurttemberg… 1732–1797 Dorothea of_Brandenburg -Schwedt… 1736–1798 |
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| | | Frederick William_III … 1770–1840 Louise of_Mecklenburg- Strelitz… 1776–1810 Auguste von_Harrach 1800–1873 | | | | Frederick William_II … 1744–1797 Elizabeth Christine of_Brunswick… 1746–1840 Frederica of_Hesse- Darmstadt… 1751–1805 | | | | Augustus William … 1722–1758 Louise of_Brunswick … 1722–1780 | | |
| | | Ludwig_IX of_Hesse- Darmstadt… – Caroline of_Zweibrucken … – |
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