Avgusta Tsybysheva (born 14 August 1988) is a retired Russian tennis player.

In her career, Tsybysheva won one singles title and eight doubles titles on the ITF Women's Circuit.

On 14 June 2010, she reached her best singles ranking of world No.

On 24 March 2008, she peaked at No.

Tsybysheva made her WTA Tour main-draw debut at the 2008 İstanbul Cup in the doubles event, partnering Anastasia Poltoratskaya.