Sina Herrmann
Sina Herrmann is a German tennis player.
She has a career-high WTA singles ranking of world No. 424, achieved in September 2022, and a best doubles ranking of No. 666, reached in November 2022.
Herrmann made her WTA Tour main-draw debut at the 2021 Hamburg [European Open] in the doubles competition where she and partner Lisa Matviyenko lost to Astra Sharma and Rosalie [van der Hoek] in the first round.
ITF Circuit finals
Singles: 5 (4 titles, 1 runner-up)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | |||||||||||||||
| Loss | 0–1 | ITF Haren, Netherlands | W15 | Clay |  dts|Sep 2020Doubles: 4 (3 titles, 1 runner-up)
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