Ogryzkov (Russian: Огры́зков; masculine) or Ogryzkova (Огры́зкова; feminine) is a Russian last name. Variants of this last name include Agryzkov/Agryzkova (Агры́зков/Агры́зкова) and Ogryzko (Огры́зко).
It derives from the nickname "Огрызок" (Ogryzok)—phonetically spelled "Агрызок" (Agryzok)—which derives from the dialectal Russian word "огрыза" (ogryza), meaning a rude fellow, someone giving cheek in response to any comments.
References
Ogryzkov Wikipedia(Text) CC BY-SA