Ekaterina Andreevna Bychkova (born 5 June 1985 in Moscow) is a Russian retired tennis player.
Bychkova has won nine singles and four doubles titles on the ITF tour in her career. On 20 February 2006, she reached her best singles ranking of world number 66. On 29 January 2007, she peaked at world number 106 in the doubles rankings.
