Aleksandrs Antoņenko (born 26 June 1975) is a Latvian tenor who specializes in the dramatic repertoire, and has appeared at the Metropolitan Opera and La Scala.

In 1998, he graduated from the Latvian Academy of Music, in the class of wind instruments, and in parallel began vocal lessons under Margarita Gruzdeva.

Aleksandrs Antoņenko won the Paul Sacher Prize in 2002, and then a Great Music award 2004 at home, in Latvia, for opera productions and a performance of the Verdi Requiem.

In the role of Otello, Antoņenko made his debut in the production conducted by Riccardo Muti at the Salzburg Festival in the summer of 2008.

In 2011, Maestro Muti invited Antoņenko to perform Otello at the Opéra Garnier in Paris, accompanied by the Chicago Symphony Orchestra.

The production was notable within American opera circles due to the Met's decision to abandon their tradition of blackface for the role of Otello.