| Ruler before the revolution | 27 |
| Ruler before Lenin | 18 |
| Ruined Russian ruler | 20 |
| Royal Russian of yore | 21 |
| Romanov, e.g. | 13 |
| Romanov VIP | 11 |
| Romanov V.I.P. | 14 |
| Romanov royal of Russia | 23 |
| Romanov dynasty member (Var.) | 29 |
| Romanov dynasty member | 22 |
| Romanov bigwig, once | 20 |
| Romanov bigwig | 14 |
| Rimsky-Korsakov's Saltan, e.g. | 34 |
| Rasputin's ruler | 20 |
| Rasputin's puppet | 21 |
| Prerevolutionary ruler | 22 |
| Prerevolutionary leader | 23 |
| Pre-WWI ruler | 13 |
| Pre-World War I ruler | 21 |
| Pre-Soviet sovereign | 20 |
| Pre-Soviet ruler (Var.) | 23 |
| Pre-revolution ruler (Var.) | 27 |
| Pre-Red head | 12 |
| Pre-communism leader (Var.) | 27 |
| Pre-1917 despot | 15 |
| Pre-1917 bigwig | 15 |
| Power-mad ruler of old | 22 |
| Plot target of the Decembrists | 30 |
| Petrograd pooh-bah | 18 |
| Peter, Paul or Boris | 20 |
| Peter the Great, for one (Var.) | 31 |
| Peter or Ivan e.g. | 19 |
| Peter or Boris | 14 |
| Peter or Alexander | 18 |
| Peter III, for one | 18 |
| Peter I, e.g. | 13 |
| Peter I, for one | 17 |
| Peter I was one | 15 |
| Peter I or Paul I | 17 |
| Peter I or Ivan IV, e.g. | 24 |
| Peter I for one | 16 |
| Peter I | 7 |
| Paul or Peter | 13 |
| Paul I, Peter II, or Ivan III | 29 |
| Paul I, for one | 15 |
| Paul I, e.g. | 12 |
| Palace potentate of the past | 28 |
| Out-of-date ruler | 17 |
| Opponent of Napoleon | 20 |
| Opera "The Tale of ___ Saltan" | 40 |
| Onetime Russian ruler | 21 |
| Onetime Russian monarch | 23 |
| Onetime monarch | 15 |
| One-time Winter Palace occupant | 31 |
| One-time Kremlin dweller | 24 |
| Olden despot | 12 |
| Old world despot | 16 |
| Old Slavic title | 16 |
| Old Russian title | 17 |
| Old Russian sovereign | 21 |
| Old Russian royal (Var.) | 24 |
| Old Russian noble | 17 |
| Old Russian dynast | 18 |
| Old Russian bigwig (Var.) | 25 |
| Old Russian autocrat (Var.) | 27 |
| Old imperator | 13 |
| Old emperor of Russia | 21 |
| Old autocrat (Var.) | 19 |
| Nikolai, e.g. | 13 |
| Nicholas,for one | 16 |
| Nicholas or Alexander, e.g. | 27 |
| Nicholas Il was the last | 24 |
| Nicholas II of Russia, for one | 30 |
| Nicholas I, e.g. | 16 |
| Nicholas I or II, e.g. | 22 |
| Nicholas I | 10 |
| Nicholas for one | 17 |
| Mussorgsky's Boris | 22 |
| Mussorgsky subject | 18 |
| Moussorgsky's Godunov, e.g. | 31 |
| Moscow ruler | 12 |
| Monstrous monarch | 17 |
| Mikhail, for one | 16 |
| Mikhail Fyodorovich was one | 27 |
| Michael, for one | 16 |
| Michael, e.g. | 13 |
| Michael Romanov was one | 23 |
| Member of an old Russian line | 29 |
| Loser of 1917 | 13 |
| Lenin's target | 18 |
| Leader in the Crimean War | 25 |
| Leader executed by the Bolsheviks | 33 |
| Leader before Lenin | 19 |
| Late 19th-century anarchist's foe | 37 |
| Kaiser's counterpart | 24 |
| Ivan the Terrible's title (Var.) | 36 |
| Ivan the Terrible's title | 29 |
| Ivan or Peter, e.g. | 19 |
| Ivan or Nicholas, e.g. | 22 |
| Ivan or Feodor | 14 |