# Jil Teichmann

Jil Belén Teichmann (born 15 July 1997) is a Swiss professional tennis player. She has been ranked by the WTA as high as No. 21 in singles and No. 73 in doubles. She is the current No. 2 Swiss player.
Teichmann has won two titles in singles and two in doubles on the WTA Tour, along with one WTA 125 doubles title. In addition, she won six singles titles and five doubles titles on the ITF Circuit.
A former junior world No. 3, Teichmann won a major title in girls' doubles at the 2014 US Open. That year, she also won a gold medal for Switzerland in mixed doubles at the Summer Youth Olympics in Nanjing.
Her breakthrough as a senior player came in May 2019 when she won her first WTA Tour title in Prague. In July of that year, she won another WTA tournament, after making her first top-10 win over Kiki Bertens. She continued progressing, in March 2021 reaching the semifinals of the WTA 1000 Dubai Championships. With these performances she entered the top 50. Later that year, she reached the final of the Cincinnati Open, a WTA 1000 event, defeating Naomi Osaka, Belinda Bencic, and Karolína Plíšková, before falling to world No. 1, Ashleigh Barty.

## Personal life and background

Jil Teichmann was born on 15 July 1997 to mother Regula and father Jacques. She was born and raised in Barcelona, but her parents are from Zürich. Despite being born in Barcelona, Teichmann does not have a Spanish passport. In her youth, she tried various sports but then decided to play tennis on the professional level. She speaks five different languages: German, Spanish, English, French, and Catalan.

## Juniors

Teichmann is former junior world No. 3 player. She made her debut on the ITF Junior Circuit in February 2011 at the Grade-4 Swiss Junior Trophy, where she reached the final in doubles. In September 2011, she won her first junior title at the Grade-5 Luzern Junior Competition in singles. In October 2012, she reached the quarterfinals of the Grade A Osaka Mayor's Cup in singles. She won her first doubles title at the Swiss Junior Trophy in February 2013. At her Grand Slam debut at the 2014 Australian Open, she reached the quarterfinals in doubles. In March 2014, she had success at the Grade-A Campeonato Internacional Juvenil de Tenis de Porto Alegre, winning titles in both singles and doubles.
She then continued with success, winning the title in doubles at the Grade-A Trofeo Bonfiglio, and reached the semifinals in singles. At the 2014 Wimbledon, she also reached the semifinals in doubles. In July 2014, she reached singles quarterfinals and doubles semifinals of the European Junior Championships. She then won the 2014 US Open girls' doubles title along with İpek Soylu, defeating Vera Lapko and Tereza Mihalíková in the final. At the 2015 French Open, she reached quarterfinals in singles and semifinals in doubles. She reached another doubles Grand Slam quarterfinal in 2015 at Wimbledon. She finished her junior career at the 2015 European Junior Championships, where she reached final in singles. As a junior, she won one singles and eight doubles titles in total.

## Professional
### 2013–18: First steps

Teichmann made her debut at the ITF Women's Circuit at the $10k event in Kreuzlingen in February 2013. In June of the same year, she reached her first ITF semifinal at the Bredeney Ladies Open. Year later, she reached another ITF semifinal, this time at the $25k event in Lenzerheide. In October 2014, she reached her first ITF final, but lost to Polina Leykina at the $10k event in Sharm El Sheikh. In August 2015, she won her first ITF title at the $15k event in Braunschweig, defeating Ekaterina Alexandrova in the final. In May 2016, she made her WTA Tour debut, playing at the Internationaux de Strasbourg, where she also recorded her first tour match win, defeating Kurumi Nara in the first round. At the 2016 US Open, she made her debut at a major in qualifying, but failed to reach main draw. In May 2017, she finished runner-up at the $100k Open de Cagnes-sur-Mer, losing to Beatriz Haddad Maia in the final. In September, she reached second round of the Premier 5 Wuhan Open, that was her first appearance on that level. At the 2018 US Open, she made her Grand Slam main-draw debut and also recorded her first win on that level.

### 2019–20: Two WTA Tour singles titles, top 100

Teichmann won her first WTA Tour singles title when she came through qualifying to win the Prague Open in May 2019, beating Karolína Muchová in the final. The win took her into the top 100 of the WTA rankings. In July, she reached quarterfinals of the Swiss Open, where she lost to Tamara Korpatsch. The following week, she won the Palermo Ladies Open, securing her first top-10 win with a victory over Kiki Bertens in the final. In August 2020, she reached another tour final, but lost to Jennifer Brady at the Lexington Challenger. In September, she reached the quarterfinals of the Internationaux de Strasbourg, where she lost to Elina Svitolina.

### 2021: WTA 1000 final, four top-10 wins

At the Australian Open warm-up event Gippsland Trophy, she lost to Coco Gauff in the first round. Then, at the Australian Open, she was beaten again by Gauff. After these losses, she made progress by getting to the quarterfinals at the Phillip Island Trophy in Melbourne. She defeated three Romanian players in a row, Mihaela Buzărnescu, Monica Niculescu and Patricia Maria Țig, right before she faced a loss against Marie Bouzková.
The following week, Teichmann advanced to her first Premier-level semifinal at Adelaide. On her way, she defeated Kristina Mladenovic, Wang Qiang and Anastasija Sevastova. Eventual champion Iga Świątek prevailed in straight sets in the semifinals.
Her next step was the WTA 1000 event in Dubai. After defeating qualifier Katarina Zavatska in the first round, she upset top-10 player Petra Kvitová and reached her first WTA 1000 third round. She followed this up with a win over Ons Jabeur and then took her revenge against Gauff for the two consecutive losses that year. With the win she entered the semifinals where she faced Barbora Krejčíková, and lost in straight sets. As a result, she reached the top 50 at world No. 41, on 15 March 2021.
At her next tournament, the WTA 1000 Miami Open, she was forced to retire during her first-round match against Paula Badosa. However, she then came to the Madrid Open, starting with an upset over world No. 5, Svitolina, saving six match points. In the following round, she was eliminated by Badosa in three sets.
Ranked 76th at the WTA 1000 Cincinnati Open, Teichmann reached the final as a wildcard player, defeating en-route world No. 2 and second seed, Naomi Osaka, in the round of 16, tenth seed compatriot Belinda Bencic in the quarterfinals, and fifth seed Karolína Plíšková in the semifinals to make the biggest final in her career.

### 2022: Madrid semifinal, top 25 debut

She reached her third career WTA 1000 semifinal at the Madrid Open, following four consecutive straight-set wins over Petra Kvitová, Leylah Fernandez, Elena Rybakina, and Anhelina Kalinina in the quarterfinals. Despite being ousted in the last four by Jessica Pegula, Teichmann entered the top 30 at world No. 29 for the first time following the tournament. At the Italian Open, she recorded a back-to-back win against Rybakina at the same level as the WTA 1000 Madrid to reach again the quarterfinals in an over three-hours marathon match. It was her 13th career top 20 win, with her 12th coming one day previously over Karolína Plíšková. As a result, she secured her top 25 debut at world No. 24, on 16 May 2022.
At the French Open, she had reached the third round, after beating Olga Danilović in straight sets, for the first time in her career in the eleventh attempt. She went one step further to reach the fourth round, having never gotten past the second round at a major before, defeating Victoria Azarenka in a three-sets match lasting three hours and 18 minutes, the longest match thus far. This was her seventh of 14 top-20 wins in 2022. Seeded 18th at Wimbledon, after having an incredible run at the French Open, Teichmann lost in the first round to Ajla Tomljanović, in straight sets.

### 2023: Indian Wells third round, career doubles title

Teichmann reached the third round in Indian Wells for the first time defeating ninth seed Belinda Bencic in round two, before losing to Rebecca Peterson.
She captured her second WTA Tour doubles title with Jodie Burrage at the 2023 Transylvania Open.

### 2024: WTA 125 title in Ljubljana

Teichmann won her first WTA 125 title at the Ljubljana Open defeating Nuria Párrizas Díaz in the final. She also reached the final of this tournament in doubles, partnering Lina Gjorcheska, but they lost to Nuria Brancaccio and Leyre Romero Gormaz.

### 2025: Second WTA 125 title, return to top 100

Teichmann qualified for the main-draw at the Singapore Open and defeated Harriet Dart and Olivia Gadecki to reach the quarterfinals, where she lost to fourth seed Wang Xinyu in three sets.
She won her second WTA 125 title at the Mumbai Open, defeating Mananchaya Sawangkaew in straight sets in the final. Teichmann moved up 17 places to world No. 100 in the WTA singles rankings following her win on 10 February 2025.

## National representation
### Junior

At the 2014 Summer Youth Olympics in China, she won the gold medal in mixed doubles, partnering Jan Zieliński. They defeated Ye Qiuyu of China and Jumpei Yamasaki of Japan in the final.

## Performance timelines

Key :
| W | F | SF | QF | #R | RR | Q# | DNQ | A | NH |
Only main-draw results in WTA Tour, Grand Slam tournaments, Fed Cup/Billie Jean King Cup and Olympic Games are included in win–loss records.

### Singles

Current through the 2023 Guadalajara Open.
| Tournament | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | SR | W–L | Win % |
| Grand Slam tournaments ||||||||||||
| Australian Open | A | Q1 | Q1 | Q1 | 1R | 1R | 2R | 2R | 0 / 4 | 2–4 | 33% |
| French Open | A | Q3 | Q1 | Q1 | 1R | A | 4R | 1R | 0 / 3 | 3–3 | 50% |
| Wimbledon | A | A | A | 1R | NH | 1R | 1R | 1R | 0 / 4 | 0–4 | 0% |
| US Open | Q1 | Q1 | 2R | 1R | 1R | 2R | 1R | Q1 | 0 / 5 | 2–5 | 29% |
| Win–loss | 0–0 | 0–0 | 1–1 | 0–2 | 0–3 | 1–3 | 4–4 | 1–3 | 0 / 16 | 7–16 | 30% |
| National representation ||||||||||||
| Billie Jean King Cup | A | A | 1R | A | F | F | W | | 1 / 3 | 5–1 | 83% |
| WTA 1000 ||||||||||||
| Dubai / Qatar Open | A | A | A | A | 1R | SF | 3R | 1R | 0 / 4 | 6–4 | 60% |
| Indian Wells Open | A | A | Q2 | A | NH | 2R | 1R | 3R | 0 / 3 | 2–3 | 40% |
| Miami Open | A | A | A | A | NH | 1R | 1R | 1R | 0 / 3 | 0–3 | 0% |
| Madrid Open | A | A | A | A | NH | 2R | SF | 2R | 0 / 3 | 5–3 | 63% |
| Italian Open | A | A | A | A | 1R | 1R | QF | 2R | 0 / 4 | 3–4 | 43% |
| Canadian Open | A | A | A | A | NH | 1R | 3R | A | 0 / 2 | 2–2 | 50% |
| Cincinnati Open | A | A | A | Q1 | 2R | F | 1R | A | 0 / 3 | 6–3 | 67% |
| Guadalajara Open | NH | NH | NH | NH | NH | NH | 1R | A | 0 / 1 | 0–1 | 0% |
| Wuhan Open | A | 2R | Q1 | Q1 | NH | NH | NH | NH | 0 / 1 | 1–1 | 50% |
| China Open | A | Q1 | A | 1R | NH | NH | NH | A | 0 / 1 | 0–1 | 0% |
| Win–loss | 0–0 | 1–1 | 0–0 | 0–1 | 1–3 | 10–7 | 11–8 | 2–5 | 0 / 25 | 25–25 | 50% |
| Career statistics ||||||||||||
| | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | SR | W–L | Win % |
| Tournaments | 1 | 3 | 6 | 12 | 12 | 20 | 21 | 16 | Career total: 91 | Career total: 91 | Career total: 91 |
| Titles | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | Career total: 2 | Career total: 2 | Career total: 2 |
| Finals | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 0 | Career total: 4 | Career total: 4 | Career total: 4 |
| Hard win–loss | 0–0 | 1–1 | 3–4 | 0–7 | 9–8 | 21–14 | 10–14 | 6–8 | 0 / 55 | 50–56 | 47% |
| Clay win–loss | 1–1 | 0–2 | 0–2 | 12–2 | 2–3 | 3–5 | 11–4 | 2–6 | 2 / 28 | 31–25 | 55% |
| Grass win–loss | 0–0 | 0–0 | 0–0 | 0–1 | 0–0 | 0–1 | 0–3 | 1–3 | 0 / 8 | 1–8 | 11% |
| Overall win–loss | 1–1 | 1–3 | 3–6 | 12–10 | 11–11 | 24–20 | 21–21 | 9–17 | 2 / 91 | 82–89 | 48% |
| Win (%) | 50% | 25% | 33% | 55% | 50% | 55% | 50% | 35% | Career total: 48% | Career total: 48% | Career total: 48% |
| Year–end ranking | 221 | 142 | 144 | 71 | 57 | 37 | 35 | 143 | $3,460,993 | $3,460,993 | $3,460,993 |

### Doubles

Current through the 2023 Australian Open.
| Tournament | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | SR | W–L | Win % |
| Grand Slam tournaments ||||||||||||
| Australian Open | A | A | A | A | 1R | 1R | 1R | 2R | 0 / 4 | 1–4 | 20% |
| French Open | A | A | A | A | 2R | A | 2R | A | 0 / 2 | 2–1 | 67% |
| Wimbledon | A | A | A | A | NH | A | A | A | 0 / 0 | 0–0 | – |
| US Open | A | A | A | 2R | A | 1R | 1R | | 0 / 3 | 1–3 | 25% |
| Win–loss | 0–0 | 0–0 | 0–0 | 1–1 | 1–1 | 0–2 | 1–2 | 1–1 | 0 / 9 | 4–8 | 33% |
| WTA 1000 ||||||||||||
| Dubai / Qatar Open | A | A | A | A | A | A | A | | 0 / 0 | 0–0 | – |
| Indian Wells Open | A | A | A | A | NH | 1R | A | | 0 / 1 | 0–1 | 0% |
| Miami Open | A | A | A | A | NH | A | QF | | 0 / 1 | 2–1 | 67% |
| Madrid Open | A | A | A | A | NH | SF | A | | 0 / 1 | 3–1 | 75% |
| Italian Open | A | A | A | A | A | A | 1R | | 0 / 1 | 0–1 | 0% |
| Canadian Open | A | A | A | A | NH | A | 1R | | 0 / 1 | 0–1 | 0% |
| Cincinnati Open | A | A | A | A | 1R | 2R | 1R | | 0 / 3 | 1–3 | 25% |
| Wuhan Open | A | A | A | A | NH | NH | NH | | 0 / 0 | 0–0 | – |
| China Open | A | A | A | A | NH | NH | NH | | 0 / 0 | 0–0 | – |
| Guadalajara Open | NH | NH | NH | NH | NH | NH | 1R | | 0 / 1 | 0–1 | 0% |
| Career statistics ||||||||||||
| Tournaments | 3 | 1 | 3 | 5 | 8 | 7 | 11 | 1 | Career total: 39 | Career total: 39 | Career total: 39 |
| Titles | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Career total: 1 | Career total: 1 | Career total: 1 |
| Finals | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | Career total: 3 | Career total: 3 | Career total: 3 |
| Hard win–loss | 0–0 | 0–0 | 0–0 | 3–4 | 4–6 | 4–5 | 4–9 | 2–1 | 0 / 24 | 17–25 | 40% |
| Clay win–loss | 0–3 | 1–1 | 2–3 | 1–1 | 1–2 | 7–1 | 1–1 | 0–0 | 1 / 14 | 13–12 | 52% |
| Grass win–loss | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 3–1 | 0–0 | 0 / 1 | 3–1 | 75% |
| Overall win–loss | 0–3 | 1–1 | 2–3 | 4–5 | 5–8 | 11–6 | 8–11 | 2–1 | 1 / 39 | 33–38 | 46% |
| Win (%) | 0% | 50% | 40% | 44% | 38% | 65% | 42% | 67% | Career total: 46% | Career total: 46% | Career total: 46% |
| Year-end ranking | 221 | 298 | 207 | 288 | 166 | 110 | 106 | 136 | | | |

## Significant finals
### WTA 1000 tournaments
#### Singles: 1 (runner-up)

| Result | Year | Tournament | Surface | Opponent | Score |
| Loss | 2021 | Cincinnati Open | Hard | Ashleigh Barty | 3–6, 1–6 |

## WTA Tour finals
### Singles: 4 (2 titles, 2 runner-ups)

* Legend
* Grand Slam (0–0)
* WTA 1000 (0–1)
* WTA 500 (0–0)
* WTA 250 (2–1)
* Finals by surface
* Hard (0–2)
* Clay (2–0)
* Carpet (0–0)
* Grass (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | May 2019 | Prague Open, Czech Republic | International | Clay | Karolína Muchová | 7–6$^{(7–5)}$, 3–6, 6–4 |
| Win | 2–0 | Jul 2019 | Palermo Ladies Open, Italy | International | Clay | Kiki Bertens | 7–6$^{(7–3)}$, 6–2 |
| Loss | 2–1 | Aug 2020 | Lexington Challenger, United States | International | Hard | Jennifer Brady | 3–6, 4–6 |
| Loss | 2–2 | Aug 2021 | Cincinnati Open, United States | WTA 1000 | Hard | Ashleigh Barty | 3–6, 1–6 |

### Doubles: 4 (2 titles, 2 runner-ups)

* Legend
* Grand Slam (0–0)
* WTA 1000 (0–0)
* WTA 500 (0–1)
* WTA 250 (2–1)
* Finals by surface
* Hard (1–1)
* Clay (1–0)
* Carpet (0–0)
* Grass (0–1)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Aug 2020 | Lexington Challenger, United States | International | Hard | Marie Bouzková | Hayley Carter Luisa Stefani | 1–6, 5–7 |
| Win | 1–1 | Jul 2021 | Hamburg European Open, Germany | WTA 250 | Clay | Jasmine Paolini | Astra Sharma Rosalie van der Hoek | 6–0, 6–4 |
| Loss | 1–2 | Jun 2022 | German Open, Germany | WTA 500 | Grass | Alizé Cornet | Storm Sanders Kateřina Siniaková | 4–6, 3–6 |
| Win | 2–2 | Oct 2023 | Transylvania Open, Romania | WTA 250 | Hard (i) | Jodie Burrage | Léolia Jeanjean Valeriya Strakhova | 6–1, 6–4 |

## WTA Challenger finals
### Singles: 2 (2 titles)

| Result | Date | Tournament | Surface | Opponents | Score |
| Win | Sep 2024 | Ljubljana Open, Slovenia | Clay | Nuria Párrizas Díaz | 7–6$^{(10–8)}$, 6–4 |
| Win | Feb 2025 | Mumbai Open, India | Hard | Mananchaya Sawangkaew | 6–3, 6–4 |

### Doubles: 2 (1 title, 1 runner-up)

| Result | Date | Tournament | Surface | Partner | Opponents | Score |
| Win | Jan 2018 | Newport Beach Challenger, United States | Hard | Misaki Doi | Jamie Loeb Rebecca Peterson | 7–6$^{(7–4)}$, 1–6, [10–8] |
| Loss | Sep 2024 | Ljubljana Open, Slovenia | Clay | Lina Gjorcheska | Nuria Brancaccio Leyre Romero Gormaz | 7–5, 5–7, [7–10] |

## ITF Circuit finals
### Singles: 12 (6 titles, 6 runner–ups)

* Legend
* $100,000 tournaments (0–1)
* W75 tournaments (0-1)
* $25,000 tournaments (4–1)
* $10/15,000 tournaments (2–3)
* Finals by surface
* Hard (0–1)
* Clay (6–5)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Oct 2014 | ITF Sharm El Sheikh, Egypt | 10,000 | Hard | Polina Leykina | 2–6, 0–6 |
| Win | 1–1 | Aug 2015 | ITF Braunschweig, Germany | 15,000 | Clay | Ekaterina Alexandrova | 6–3, 6–3 |
| Win | 2–1 | Jun 2016 | Open de Montpellier, France | 25,000+H | Clay | Montserrat González | 6–2, 7–6$^{(8–6)}$ |
| Win | 3–1 | Jun 2016 | ITF Périgueux, France | 25,000 | Clay | Olga Sáez Larra | 6–3, 6–3 |
| Win | 4–1 | Nov 2016 | ITF Hammamet, Tunisia | 10,000 | Clay | Diana Enache | 6–4, 6–4 |
| Loss | 4–2 | Feb 2017 | ITF Cairo, Egypt | 15,000 | Clay | Chantal Škamlová | 6–3, 6–7$^{(1–7)}$, 1–6 |
| Loss | 4–3 | Feb 2017 | ITF Hammamet, Tunisia | 15,000 | Clay | Georgina García Pérez | 5–7, 2–6 |
| Win | 5–3 | Apr 2017 | Chiasso Open, Switzerland | 25,000 | Clay | Kathinka von Deichmann | 2–6, 6–3, 6–2 |
| Loss | 5–4 | May 2017 | Open de Cagnes-sur-Mer, France | 100,000 | Clay | Beatriz Haddad Maia | 3–6, 3–6 |
| Loss | 5–5 | Jul 2018 | ITF Porto, Portugal | 25,000 | Clay | Cristina Bucșa | 6–7$^{(4–7)}$, 1–6 |
| Win | 6–5 | Apr 2019 | ITF Pula, Italy | 25,000 | Clay | Kaja Juvan | 7–6$^{(7–3)}$, 6–0 |
| Loss | 6–6 | Jun 2024 | Internazionali di Caserta, Italy | W75 | Clay | Leyre Romero Gormaz | 2–6, 6–4, 4–6 |

### Doubles: 11 (5 titles, 6 runner–ups)

* Legend
* $100,000 tournaments (0–1)
* $25,000 tournaments (2–4)
* $10/15,000 tournaments (3–1)
* Finals by surface
* Hard (0–3)
* Clay (5–3)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | Aug 2013 | ITF Caslano, Switzerland | 10,000 | Clay | Chiara Grimm | Sara Ottomano Barbora Štefková | 6–4, 4–6, [10–4] |
| Win | 2–0 | Apr 2014 | Chiasso Open, Switzerland | 25,000 | Clay | Chiara Grimm | Alice Matteucci Camilla Rosatello | 7–5, 6–3 |
| Win | 3–0 | Aug 2015 | ITF Leipzig, Germany | 15,000 | Clay | Priscilla Hon | Pia König Conny Perrin | 6–1, 6–4 |
| Loss | 3–1 | Jan 2016 | ITF Guarujá, Brazil | 25,000 | Hard | Laura Pigossi | Paula Cristina Gonçalves Beatriz Haddad Maia | 7–6$^{(3)}$, 5–7, [7–10] |
| Loss | 3–2 | Jun 2016 | Open de Montpellier, France | 25,000 | Clay | Lourdes Dominguez Lino | Prarthana Thombare Eva Wacanno | 5–7, 6–2, [9–11] |
| Loss | 3–3 | Sep 2016 | ITF Barcelona, Spain | 25,000 | Clay | Alice Matteucci | Andrea Gamiz Georgina García Pérez | 2–6, 5–7 |
| Win | 4–3 | Oct 2016 | ITF Pula, Italy | 25,000 | Clay | Tamara Zidanšek | Claudia Giovine Camilla Rosatello | 6–2, 6–4 |
| Loss | 4–4 | Oct 2016 | ITF Sharm El Sheikh, Egypt | 10,000 | Hard | Guadalupe Pérez Rojas | Mariam Bolkvadze Alona Fomina | 2–6, 3–6 |
| Loss | 4–5 | Oct 2016 | Soho Square Ladies, Egypt | 100,000 | Hard | Guadalupe Pérez Rojas | Irina Bara Alona Fomina | 2–6, 1–6 |
| Win | 5–5 | Nov 2016 | ITF Hammamet, Tunisia | 10,000 | Clay | Guadalupe Pérez Rojas | Tamara Čurović Barbara Kotelesová | 6–1, 4–6, [11–9] |
| Loss | 5–6 | Mar 2017 | ITF Curitiba, Brazil | 25,000 | Clay | Laura Pigossi | Gabriela Cé Andrea Gámiz | 6–4, 2–6, [2–10] |

## Junior Grand Slam finals
### Girls' doubles: 1 (title)

| Result | Year | Tournament | Surface | Partner | Opponents | Score |
| Win | 2014 | US Open | Hard | İpek Soylu | Vera Lapko Tereza Mihalíková | 5–7, 6–2, [10–7] |

## Olympic medal matches
### Mixed doubles: 1 (gold medal)

| Outcome | Year | Championship | Surface | Partner | Opponents | Score |
| Gold | 2014 | Nanjing Youth Olympics, China | Hard | Jan Zieliński | Ye Qiuyu Jumpei Yamasaki | 4–6, 6–3, [10–5] |

## WTA Tour career earnings

Current through the 2022 French Open
| Year | Grand Slam singles titles | WTA singles titles | Total singles titles | Earnings ($) | Money list rank |
| 2014 | 0 | 0 | 0 | 4,305 | 756 |
| 2015 | 0 | 0 | 0 | 10,832 | 487 |
| 2016 | 0 | 0 | 0 | 31,280 | 307 |
| 2017 | 0 | 0 | 0 | 86,108 | 213 |
| 2018 | 0 | 0 | 0 | 148,980 | 181 |
| 2019 | 0 | 2 | 2 | 305,603 | 129 |
| 2020 | 0 | 0 | 0 | 295,876 | 86 |
| 2021 | 0 | 0 | 0 | 749,904 | 44 |
| 2022 | 0 | 0 | 0 | 944,517 | 14 |
| Career | 0 | 2 | 2 | 2,594,207 | 223 |

## Career Grand Slam statistics
### Seedings

Tournaments won by Teichmann are in boldface, and advanced into finals by Teichmann are in italics.
| Year | Australian Open | French Open | Wimbledon | US Open |
| 2016 | absent | absent | absent | did not qualify |
| 2017 | did not qualify | did not qualify | absent | did not qualify |
| 2018 | did not qualify | did not qualify | absent | qualifier |
| 2019 | did not qualify | did not qualify | not seeded | not seeded |
| 2020 | not seeded | not seeded | cancelled | not seeded |
| 2021 | not seeded | absent | not seeded | not seeded |
| 2022 | not seeded | 23rd | 18th | 30th |

### Best Grand Slam results details

Grand Slam winners are in boldface, and runner–ups are in italics.

#### Singles

Australian Open :
| 2022 (not seeded) ||||
| Round | Opponent | Rank | Score |
| 1R | Petra Martić | 57 | 6–3, 6–3 |
| 2R | Victoria Azarenka | 25 | 1–6, 2–6 |
French Open :
| 2022 (23rd) ||||
| Round | Opponent | Rank | Score |
| 1R | Bernarda Pera | 116 | 6–2, 6–1 |
| 2R | Olga Danilović | 172 | 6–4, 6–1 |
| 3R | Victoria Azarenka (15) | 15 | 4–6, 7–5, 7–6 |
| 4R | Sloane Stephens | 64 | 2–6, 0–6 |
Wimbledon Championships :
| 2019 (not seeded) ||||
| Round | Opponent | Rank | Score |
| 1R | Anastasia Potapova | 71 | 6–2, 4–6, 1–6 |
| 2021 (not seeded) ||||
| Round | Opponent | Rank | Score |
| 1R | Camila Giorgi | 62 | 2–6, 2–6 |
| 2022 (18th) ||||
| Round | Opponent | Rank | Score |
| 1R | Ajla Tomljanović | 44 | 2–6, 3–6 |
US Open :
| 2018 (qualifier) ||||
| Round | Opponent | Rank | Score |
| 1R | Dalila Jakupović | 91 | 6–3 6–0 |
| 2R | Kaia Kanepi | 44 | 4–6, 3–6 |
| 2021 (not seeded) ||||
| Round | Opponent | Rank | Score |
| 1R | Cristina Bucșa (Q) | 161 | 6–3, 6–4 |
| 2R | Anett Kontaveit (28) | 28 | 4–6, 1–6 |

## Head-to-head record
### Record against top 10 players

* She has a 8–8 (50%) record against players who were, at the time the match was played, ranked in the top 10.
| Result | W–L | Player | Rank | Event | Surface | Rd | Score | Rank |
| 2017 ||||||||||
| Loss | 0–1 | Dominika Cibulková | No. 9 | Wuhan Open, China | Hard | 2R | 2–6, 2–6 | No. 170 |
| 2019 ||||||||||
| Win | 1–1 | Kiki Bertens | No. 5 | Palermo Ladies Open, Italy | Clay | F | 7–6$^{(7–3)}$, 6–2 | No. 82 |
| 2020 ||||||||||
| Loss | 1–2 | Elina Svitolina | No. 5 | Internationaux de Strasbourg, France | Clay | QF | 4–6, 3–6 | No. 54 |
| 2021 ||||||||||
| Win | 2–2 | Petra Kvitová | No. 10 | Dubai Championships, UAE | Hard | 2R | 6–2, 3–4 ret. | No. 54 |
| Win | 3–2 | Elina Svitolina | No. 5 | Madrid Open, Spain | Clay | 1R | 2–6, 6–4, 7–6$^{(7–5)}$ | No. 40 |
| Win | 4–2 | Naomi Osaka | No. 2 | Cincinnati Open, U.S. | Hard | 3R | 3–6, 6–3, 6–3 | No. 76 |
| Win | 5–2 | Karolína Plíšková | No. 4 | Cincinnati Open, U.S. | Hard | SF | 6–2, 6–4 | No. 76 |
| Loss | 5–3 | Ashleigh Barty | No. 1 | Cincinnati Open, U.S. | Hard | F | 3–6, 1–6 | No. 76 |
| Loss | 5–4 | Petra Kvitová | No. 10 | Ostrava Open, Czech Republic | Hard (i) | QF | 4–6, 4–6 | No. 42 |
| 2022 ||||||||||
| Loss | 5–5 | Anett Kontaveit | No. 9 | St Petersburg Trophy, Russia | Hard (i) | 1R | 3–6, 6–1, 3–6 | No. 35 |
| Loss | 5–6 | Aryna Sabalenka | No. 2 | Qatar Ladies Open, Qatar | Hard | 3R | 2–6, 1–6 | No. 41 |
| Win | 6–6 | Karolína Plíšková | No. 6 | Italian Open, Italy | Clay | 2R | 6–2, 4–6, 6–4 | No. 29 |
| Win | 7–6 | Anett Kontaveit | No. 2 | Canadian Open, Canada | Hard | 2R | 6–4, 6–4 | No. 21 |
| 2023 ||||||||||
| Loss | 7–7 | Daria Kasatkina | No. 8 | Abu Dhabi Open, UAE | Hard | 2R | 6–1, 0–6, 2–6 | No. 28 |
| Win | 8–7 | Belinda Bencic | No. 9 | Indian Wells Open, U.S. | Hard | 2R | 3–6, 6–3, 6–3 | No. 39 |
| Loss | 8–8 | Iga Świątek | No. 1 | Bad Homburg Open, Germany | Grass | 2R | 3–6, 1–6 | No. 129 |