Яна Мордергер

Yana Morderger (born 7 March 1997) is a German tennis player.

Morderger has a career-high singles ranking of world No. 386, achieved on 20 September 2021, and a highest WTA doubles ranking of 235, reached on 10 February 2020. She has won one singles title and twelve doubles titles on the ITF Circuit.

She made her WTA Tour main-draw debut at the 2020 Prague Open, partnering with her twin sister Tayisiya in the doubles event, falling to Lucie Hradecká and Kristýna Plíšková in the first round.

Morderger first WTA Tour main-draw match in singles was at the 2022 Internationaux de Strasbourg, where she advanced as a lucky loser. Ranked at World No.379, she lost to Viktorija Golubic in the first round.