• Honoured Artist of Russia
• Recipient of St Petersburg's most prestigious theatre prize the Golden Sofit for the role of Fevronia in the opera The Legend of the Invisible City of Kitezh and the Maiden Fevronia ("Best role in musical theatre", 2001)
• Prize-winner at the I International Elena Obraztsova Young Opera Singers' Competition (St Petersburg, 1999)
Olga Sergeyeva studied at the Gnesins' Russian Academy of Music (class of Zara Dolukhanova). She was a soloist with the Moscow New Opera from 1998-2000, and in March 2000 made her debut at Moscow's Bolshoi Theatre as Aida (Aida).
Since 2000, Olga Sergeyeva has been a Mariinsky Theatre soloist.
Repertoire at the Mariinsky Theatre includes:
Nastasia (The Enchantress)
Lisa (The Queen of Spades)
Fevronia (The Legend of the Invisible City of Kitezh and the Maiden Fevronia)
Polina (The Gambler)
Katerina Ismailova (Lady Macbeth of Mtsensk)
Lady Macbeth (Macbeth)
Amelia (Un ballo in maschera)
Third lady (Die Zauberflote)
Senta (Der Fliegende Hollander)
Brünnhilde (Die Walküre, Siegfried and Götterdammerung)
Isolde (Tristan und Isolde)
Barak’s Wife (Die Frau ohne Schatten)
Repertoire also includes: Wally (La Wally), Tamara (The Demon) and Natasha (Rusalka), as well as the soprano role in Shostakovich's Fourteenth Symphony.
Olga Sergeyeva has taken part in music festivals in Baden-Baden (Germany) and Ravello (Italy) as well as the Verdi Festival in Parma (Italy); she has given recitals in Moscow, London, Manchester and Hong Kong.
As a member of the Mariinsky Opera Company, she appeared at the Royal Opera House, Covent Garden, in 2001, singing the roles of Amelia (Un ballo in maschera), Aida (Aida) and Lady Macbeth (Macbeth). In 2002, she performed the role of Kuma (The Enchantress) at the Lisbon Opera (conducted by Zoltan Meskу). In 2004, she made her Metropolitan Opera debut in the role of Brünnhilde (Die Walküre) alongside Placido Domingo as Siegmund, with Valery Gergiev conducting. In 2005, she performed the same role at the Theatre du Chatelet in Paris (conducted by Christoph Eschenbach).
Her 2006 schedule included tours to London and Madrid, in addition to appearances with the London Symphony Orchestra under Valery Gergiev and the Paris Symphony Orchestra under Christoph Eschenbach.