The Private Opera (Russian: Частная Опера), also known as:
- The Russian Private Opera (Русская Частная Опера);
- Moscow Private Russian Opera, (Московская Частная Русская Опера);
- Mamontov's Private Russian Opera in Moscow (Мамонтова Частная Русская Опера в Москве);
- Korotkov's Theatre (Театр Кроткова, 1885-1888);
- Vinter's Theatre (Театр Винтера, 1896-1899);
- Private Opera Society (Товарищество Частной Оперы, 1899-1904); and
- Solodovnikov Theatre (Театр Солодовникова, from 1895; later used by Zimin opera, Moscow Operetta, and Helikon Opera)
was a private operatic enterprise, a company established in 1885 by Russian industrialist and philanthropist Savva Mamontov, who staged the operas, conducted the orchestra, trained the actors, taught them singing and paid all the expenses.