Zhidkov () is a Russian masculine surname; its feminine counterpart is Zhidkova. The surname originates either from an adjective zhidkii, which meant weak, poor in old Russian, or from the noun zhid, meaning a greedy person. Notable people with the surname include:
Aleksandr Zhidkov (born 1965), Azerbaijani footballer and coach Aleksandr Valentinovich Zhidkov (born 1966), Russian footballer Katerina Zhidkova (born 1989), Ukrainian-born Azerbaijani volleyball player
References Ganzhina, I. M. (2001) Словарь современных русских фамилий. Moscow: Astrel. p. 196. .