Alexander Mikhniuk finished Novopolotsk State Music School where he had majored in chorus conducting.

In 2015, he graduated from the Belarusian State Academy of Music (class of V.Klindukhov).

Still a student, he took part in two productions, namely Eugene Onegin by Pyotr Tchaikovsky as Vladimir Lensky and Don Pasquale by Gaetano Donizetti as Ernesto.
He joined the opera company of the Bolshoi Theatre of Belarus in 2015.

The Duke           Rigoletto
Lensky             Eugene Onegin
Alfredo            La traviata
Rodolfo           La bohème
Malcolm          Macbeth
Tamino            Die Zauberflöte
Lykov              The Tsar’s Bride
The Emperor, the Prince of Persia    Turandot
Parrot              Doctor Ouchithurts
Jew                  Salome