Tamara Sinyavskaya was born in Moscow, in 1943, and started to acquire her vocal skills at Moscow Pioneer Castle Song and Dance Ensemble. In 1964, she finished P. Tchaikovsky Moscow Conservatoire Music Secondary School, but in 1970 – the vocal class of D. Belyavskaya at the State Institute of Theatre Arts. During the season of 1973/1974 she improved her vocal skills at La Scala Opera Theatre, Milan, Italy.

All her stage life – almost forty years – were dedicated to the Bolshoi Theatre of Moscow (1964–2002). During the span she played on its stage 35 roles for several generations of audience. Among them, such unforgettable images as Olga in Yevgeny Onegin and Polina in The Queen of Spades by P. Tchaikovsky, Vanya in Ivan Susanin by Mikhail Glinka, Dunyasha and Lyubasha in The Tzar’s Bride by Nikolai Rimsky-Korsakov, Konchakovna in Knyaz Igor by Alexander Borodin, Marina Mnishek in Boris Godunov and Marfa in Khovanshchina by Modest Mussorgsky, Laura in the Stone Guest by Alexander Dargomyzhsky, the gypsy Matryosha, Mavra Kuzminichna, Sonya and Elena Bezukhova in War and Peace by Sergei Prokofiev, Ulrika in The Masked Ball and Azucena in Il Trovatore by Giuseppe Verdi, as well as the title role in Carmen by George Biset. She has been on guest tours to the stages of opera theatres in Austria, France, Spain, Italy, Belgium, the USA, Australia, Latvia etc.

In parallel to her stage activities, she also has delivered concerts extensively at the major concert halls in Russia, Britain, Bulgaria, South Korea, the Netherlands, Italy, Japan and also Riga. The concert repertoire of the singer includes chamber music, romances and opera arias by Sergei Prokofiev, Peter Tchaikovsky, Sergei Rakhmaninov, Manuel de Falla and other composers. While singing in duo with her husband Muslim Magomayev, she created vivid artistic expressions of various duo genres, including the genre of the Soviet song.

Tamara Sinyavskaya has cooperated with such conductors as Yevgeny Svetlanov, Gennady Rozhdestvensky, Mark Ermler, Yuri Bashmet, Mstislav Rostropovich, Valery Gergiyev and Riccardo Chailly.

Since 2005 she carries out a teacher’s job and is the professor and the head of the Vocal Department at the State Institute of the Theatre Arts.

Tamara Sinyavskaya is the gold medal winner at the Competition of the Young Opera Soloists in Bulgaria (1968), winner of the Grand Prix at the Competition of the Young Opera Soloists in Belgium (1969) and the winner of Peter Tchaikovsky Vocal Competition in Russia (1970), winner of Lenin Komsomol Prize (1980), People’s Artist of the USSR (1982) and People’s Artist of Azerbaijan (2002), as well as the bearer of the Order For Meritorious Service to Motherland. After the death of her husband Muslim Magomayev, People’s Artist of the USSR, she heads a foundation named after him and an international vocal competition.

In 2019 she has undertaken the duties of the chairwoman of the jury of the International vocal competition, named after Jānis Zābers, friend of her late husband.