Namesakes for NIKOLAI: Fictional Characters from Books: 1 character Nikolai Rostov 1869 War and Peace Notable Musicians: 1 composer Nikolai Rimsky-Korsakov 1844-1908 Other Royalty: 1 prince Prince Nikolai of Denmark 1999- Denmark Russian Grand Dukes and Tsars: 2 tsars Tsar Nikolai I 1825-1855 Tsar Nikolai II 1894-1917