Ableukhov (Russian: Аблеу́хов; masculine) or Ableukhova (Аблеу́хова; feminine) is a Russian last name. Variants of this last name include Oblaukhov/Oblaukhova (Облау́хов/Облау́хова) and Obleukhov/Obleukhova (Облеу́хов/Облеу́хова).
It derives from a patronymic which itself is derived from the nicknames "Облаух" (Oblaukh) and "Облаухий" (Oblaukhy)—alternatively spelled "Аблеух" (Ableukh) and "Облеухий" (Obleukhy)—meaning someone with round, plump ears.
References
Ableukhov Wikipedia(Text) CC BY-SA