Abakumov
Abakumov (Russian: Абаку́мов; masculine) or Abakumova (Абаку́мова; feminine) is a Russian surname. Variants of this surname include Abbakumov/Abbakumova (Аббаку́мов/Аббаку́мова), Avakumov/Avakumova (Аваку́мов/Аваку́мова), Avvakumov/Avvakumova (Авваку́мов/Авваку́мова). All these are patronymic surnames derived from various forms of the Christian male first name Avvakum.