Born in Kazan, Alexey Tikhomirov graduated from N. G. Zhiganov Kazan State Conservatory.
He is the recipient of the Fyodor Chaliapin Scholarship (2001), the 1st Prize of The International Opera Singers Contest of Galina Vishnevskaya (2006), and the title ‘Best Young Bass of the Republic of Tatarstan’ (2007).

Being a member of Galina Vishnevskaya Opera Singing Centre, Alexey Tikhomirov performed roles such as Sobakin in Rimsky-Korsakov`s The Tsar’s Bride, both Monterone and Sparafucile in Rigoletto, Mephistopheles in Faust, Gremin in Eugene Onegin, Rene in Iolanta, Ruslan in Ruslan and Ludmila, Strafokamil in Erenberg`s Vampuka, the African Bride, Boris in Boris Godunov (Rimsky-Korsakov’s edition).

Since 2005, he is a soloist in Helikon Opera Moscow and has appeared in important roles such as Il Re and Ramphis in Aida, Prince Gremin in Eugene Onegin, King Rene in Iolanta, Sobakin and Maluta in The Tsar’s Bride (Tchaikovsky Concert Hall, Russian Symphonic Orchestra, Vladimir Fedoseev, conductor), Dosifey in Khovanshchina, Ruslan, Farlaf, Sviatozar in Ruslan and Ludmila, the title part in Don Pasquale, Leporello in Don Giovanni, Sarastro in Die Zauberflöte, Philip II in Verdi’s Don Carlos, both Prince Galitsky and Konchak in Prince Igor, Count Monterone and Sparafucile in Rigoletto, King Tref in The love for Three Oranges.

Other engagements include Sparafucile in Rigoletto (Busetto, Massimiliano Caldi, conductor), Don Basilio in Il barbiere di Siviglia (Moscow and Cyprus), Sobakin in The Tsar’s Bride (Catania), Boris Godunov (Shostakovich’s edition, Tel Aviv, Miskolc, Sofia, Reggio Emilia, and Massy), Lawyer Kolenaty in Janáček's Vec Makropulos (Moscow), Melnik in Dargomyzhsky's Rusalka (Kazan), Agamemnon in Gluck’s Iphigénie en Aulide (Rome, Riccardo Muti, conductor), both Mose and Osiris in Rossini's Moïse et Pharaon (Salzburger Festspiele, Riccardo Muti, conductor), Il Commendatore in Don Giovanni (Combattimento Consort Amsterdam, Santiago de Chile and Toulouse), Orlik in Mazeppa, Zaretsky in Eugene Onegin, Surin in The Queen of Spades, Old Gipsy in Aleko, M. Pletnev, conductor and Wurm in Luisa Miller (all in Lyon), both Boris and Pimen in Boris Godunov (Liège, Festival Santander, Bolshoi Theatre Moscow and Ekaterinburg), Sarastro in Die Zauberflöte, Ruslan in Ruslan and Lyudmila (Bolshoi Theatre Moscow), Ramfis in Aida (Opera Queensland, Australia, Berlin Staatsoper, Beijing with Mo. Mehta), Lodovico in Otello, Timur in Turandot, Boris Godunov (Santiago de Chile), Der fliegende Holländer (Ekaterinburg), Vodnik in Rusalka (Genève, Monte Carlo, Mikhailovsky Theatre, St Petersburg), Dosifey in Khovanschina (Opera Vlaanderen), Thoas in Iphigenie in Tauride (Geneve), Boris in Lady Macbeth of Mzensk (Monte Carlo, Helikon Opera Moscow, Chile),

His concert repertoire comprises Rossini’s Stabat Mater (Wiener Philharmoniker, Musikverein Vienna, Graz), Cherubini’s Messe Solenelle (Wiener Philharmoniker, Riccardo Muti), Haydn’s Die Sieben letzten Worte (Osterklang Festival, Riccardo Muti), Bach's Weihnachtsoratorium (Tchaikovsky Concert Hall, Moscow, Vladimir Fedoseev), Mozart’s Vesperae solennes de confessore (Bayerischer Rundfunk, Riccardo Muti), concerts at Opéra de Monte-Carlo (Dimitry Jurowski) and at St Petersburg Philharmonia (Mikhail Tatarnikov).

Recent and upcoming engagements include Dodon in The Golden Cockerel (La Monnaie Brussels), Timur in Turandot (Sao Paulo), Boris in Lady Macbeth of Mtzensk, Sparafucile in Rigoletto (Santiago de Chile), Bottom in A Midsummer Night's Dream (Geneva), Highlights Concert with excerpts from Boris Godunov and Ruslan and Lyudmila (Opera Vlaanderen), and Verdi’s Requiem (Santiago de Chile) among others.