Alesya is a ♀ female name.
Alesya is a Russian and Belarusian diminutive of Aleksandra, which is a variant of the name Alexandra and is of Greek origin.
Alesya means “defending men” (from ancient Greek “aléxein/ἀλέξειν” = to defend/help + “anēr/ἀνήρ” = man).