English
Petr Nikolaievich Romanov
1864 - 1931 (66 years)
| Nikolai Nikolaievich, Grand Duke of Russia, Romanov | |
| 1856 - 1929 (72 years) |
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| Petr Nikolaievich Romanov | |
| 1864 - 1931 (66 years) |
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| Alexandra Friederike Wilhelmine von Holstein-Gottorp | |
 1838 - 1900 (61 years) |
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| Nicholas Nicholaievitch Romanov | |
| 27 - 25 |
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