# Anna Klasen

Anna Klasen (born 15 November 1993) is a German tennis player.
Klasen has a career-high singles ranking by the Women's Tennis Association (WTA) of world No. 426, achieved on 6 April 2015, and a doubles ranking of No. 341, achieved on 19 September 2016. She has won two singles titles and 15 doubles titles on the ITF Circuit. Her younger sister Charlotte Klasen was also a professional tennis player.
Klasen made her WTA Tour main-draw debut at the 2022 Hamburg European Open in the doubles draw, partnering Tamara Korpatsch.

## ITF Circuit finals
### Singles: 5 (2 titles, 3 runner–ups)

* Legend
* $25,000 tournaments (0–1)
* $10,000 tournaments (2–2)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Jul 2013 | ITF Brussels, Belgium | 10,000 | Clay | Eugeniya Pashkova | 6–3, 6–3 |
| Loss | 1–1 | Oct 2014 | ITF Pula, Italy | 10,000 | Clay | Ilka Csöregi | 6–7$^{(4)}$, 6–7$^{(3)}$ |
| Loss | 1–2 | Oct 2014 | ITF Pula, Italy | 10,000 | Clay | Corinna Dentoni | 3–6, 3–6 |
| Win | 2–2 | Nov 2014 | ITF Sousse, Tunisia | 10,000 | Hard | Mandy Wagemaker | 4–6, 7–5, 6–4 |
| Loss | 2–3 | Aug 2021 | ITF Braunschweig, Germany | 25,000 | Clay | Nastasja Schunk | 3–6, 1–6 |

### Doubles: 26 (15 titles, 11 runner–ups)

* Legend
* $25,000 tournaments (2–2)
* $10/15,000 tournaments (13–9)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Apr 2013 | ITF Šibenik, Croatia | 10,000 | Clay | Cindy Burger | Barbora Krejčíková Polina Leykina | 6–3, 3–6, [10–12] |
| Win | 1–1 | Jul 2013 | ITF Brussels, Belgium | 10,000 | Clay | Charlotte Klasen | Michaela Boev Anastasiya Vasylyeva | 6–1, 6–3 |
| Win | 2–1 | Aug 2013 | ITF Ratingen, Germany | 10,000 | Clay | Carolin Daniels | Bernice van de Velde Karolina Wlodarczak | 7–5, 6–2 |
| Win | 3–1 | Sep 2013 | ITF Antalya, Turkey | 10,000 | Clay | Lena-Marie Hofmann | Kamonwan Buayam Barbora Štefková | 6–2, 6–2 |
| Win | 4–1 | Oct 2013 | ITF Antalya, Turkey | 10,000 | Clay | Charlotte Klasen | Asiya Dair Lee Hua-chen | 7–6$^{(2)}$, 6–2 |
| Win | 5–1 | Nov 2013 | ITF Castellón, Spain | 10,000 | Clay | Martina Colmegna | Lucía Cervera Vázquez Zhu Aiwen | 6–1, 5–7, [10–5] |
| Loss | 5–2 | Feb 2014 | ITF Bron, France | 10,000 | Hard (i) | Katharina Lehnert | Alyona Sotnikova Isabella Shinikova | 7–5, 6–7$^{(5)}$, [5–10] |
| Loss | 5–3 | Sep 2014 | ITF Bol, Croatia | 10,000 | Clay | Charlotte Klasen | Justine de Sutter Sofie Oyen | 6–3, 6–7$^{(4)}$, [7–10] |
| Win | 6–3 | Oct 2014 | ITF Pula, Italy | 10,000 | Clay | Charlotte Klasen | Marie Benoît Kimberley Zimmermann | 6–3, 4–6, [10–8] |
| Loss | 6–4 | Oct 2014 | ITF Pula, Italy | 10,000 | Clay | Charlotte Klasen | Lisa Sabino Anne Schäfer | 4–6, 7–5, [6–10] |
| Win | 7–4 | Oct 2014 | ITF Pula, Italy | 10,000 | Clay | Charlotte Klasen | Diana Enache Raluca Elena Platon | 6–2, 6–3 |
| Loss | 7–5 | May 2015 | ITF Velenje, Slovenia | 10,000 | Clay | Yvonne Neuwirth | Nina Potočnik Natalija Šipek | 6–4, 3–6, [4–10] |
| Loss | 7–6 | Jun 2015 | ITF Alkmaar, Netherlands | 10,000 | Clay | Charlotte Klasen | Sally Peers Sandra Zaniewska | 3–6, 4–6 |
| Loss | 7–7 | Oct 2015 | ITF Sozopol, Bulgaria | 10,000 | Hard | Charlotte Klasen | Isabella Shinikova Julia Terziyska | 2–6, 1–6 |
| Win | 8–7 | Oct 2015 | ITF Antalya, Turkey | 10,000 | Hard | Charlotte Klasen | Anna Bondár Rebeka Stolmár | 6–4, 6–4 |
| Win | 9–7 | Aug 2016 | ITF Leipzig, Germany | 25,000 | Clay | Nicola Geuer | Michaela Hončová Olga Ianchuk | 7–6$^{(4)}$, 7–5 |
| Win | 10–7 | Oct 2016 | ITF Stockholm, Sweden | 10,000 | Hard (i) | Laura Ioana Paar | Mirjam Björklund Brenda Njuki | 6–2, 6–2 |
| Loss | 10–8 | Mar 2017 | ITF Óbidos, Portugal | 15,000 | Carpet | Erika Vogelsang | Manisha Foster Hélène Scholsen | 6–7$^{(6)}$, 1–6 |
| Win | 11–8 | Apr 2017 | ITF Óbidos, Portugal | 15,000 | Carpet | Erika Vogelsang | Olivia Nicholls Laura Sainsbury | 6–3, 4–6, [10–6] |
| Loss | 11–9 | Mar 2018 | ITF Solarino, Italy | 15,000 | Carpet | Romy Koelzer | Quinn Gleason Sviatlana Pirazhenka | 4–6, 4–6 |
| Win | 12–9 | May 2018 | ITF Oeiras, Portugal | 15,000 | Clay | Romy Koelzer | Alba Carrillo Marín Claudia Cianci | 6–3, 6–3 |
| Win | 13–9 | Jun 2019 | ITF Kaltenkirchen, Germany | 15,000 | Clay | Gabriella Da Silva-Fick | Albina Khabibulina Oana Georgeta Simion | 6–4, 7–5 |
| Loss | 13–10 | Jul 2019 | ITF Den Haag, Netherlands | 25,000 | Clay | Gabriella Da Silva-Fick | Valentini Grammatikopoulou Quirine Lemoine | 2–6, 7–5, [3–10] |
| Win | 14–10 | Nov 2021 | ITF Helsingborg, Sweden | 15,000 | Hard (i) | Phillippa Preugschat | Tatiana Barkova Natália Szabanin | 1–6, 6–3, [11–9] |
| Win | 15–10 | Aug 2022 | ITF Braunschweig, Germany | 25,000 | Clay | Martina Colmegna | Veronika Erjavec Weronika Falkowska | 6–3, 2–6, [10–5] |
| Loss | 15–11 | Nov 2022 | ITF Helsinki, Finland | 25,000 | Hard (i) | Eliessa Vanlangendonck | Katarina Jokić Taylor Ng | 6–3, 2–6, [7–10] |