Aleksandr Sergeyevich Kornilov (Russian: Александр Сергеевич Корнилов, also transliterated Alexander, born 12 April 1985) is a Russian rower.

He won a gold medal in coxed fours at the 2007 European Championships and a silver in eights in 2016.

[1] He placed 11th in the double sculls at the 2008 Summer Olympics.

[2] In May 2016, he became one of 14 Russian athletes implicated in doping following the retesting of urine from the 2008 Olympics.

This biographical article relating to Russian rowing is a stub.