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

386, achieved on 20 September 2021, and a highest WTA doubles ranking of 235, reached on 10 February 2020.

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.

[2] Morderger's first WTA Tour main-draw match in singles was at the 2022 Internationaux de Strasbourg, where she advanced as a lucky loser.

[3] Her twin sister, Tayisiya Morderger, is also a tennis player.