Nicholas Romanov
Nicholas Romanov may refer to:
- Nicholas I of Russia, third son of Paul I & Tsaritsa Maria Fedorovna; younger brother of Alexander I, ascended 1825
- Nicholas Alexandrovich, Tsesarevich of Russia, eldest son of Emperor Alexander II and Tsaritsa Maria Alexandrovna; grandson of Nicholas I
- Nicholas II of Russia, eldest son of Alexander III and Tsaritsa Maria Fedorovna, great-grandson of Nicholas I, ascended 1894
- Grand Duke Nicholas Konstantinovich of Russia, eldest son of Grand Duke Constantin Nicolaievich and Alexandra Josifovna of Saxe-Altenburg
- Grand Duke [Nicholas Nikolaevich of Russia ], third son of Emperor Nicholas I and Tsaritsa Alexandra Fedorovna, husband of Alexandra Petrovna
- Grand Duke Nicholas Nikolaevich of Russia , son of Grand Duke Nicholas Nicolaievich and Alexandra Petrovna of Oldenburg, husband of Anastasia Nicolaievna
- Grand Duke Nicholas Mikhailovich of Russia, eldest son of Grand Duke Mikhail Nicolaievich and Olga Fedorovna of Baden, unmarried
- Prince Nicholas Romanov, used the contested titulary Prince Nicholas of Russia