| WTA - Doha | 02/22 14:35 | 25 | [53] Alison Van Uytvanck v Jil Teichmann [41] | 6-7,5-7 | |
| WTA - Doha | 02/21 15:40 | 24 | [41] Jil Teichmann v Angelique Kerber [18] | 4-6,6-3,6-2 | |
| WTA - Dubaj | 02/17 12:55 | 27 | [35] Jil Teichmann v Veronika Kudermetova [31] | 2-6,7-5,4-6 | |
| WTA - Dubaj | 02/16 10:00 | 26 | [15] Elina Svitolina v Jil Teichmann [35] | 6-7,2-6 | |
| WTA - Dubaj | 02/15 10:45 | 25 | [22] Elise Mertens v Jil Teichmann [35] | 2-6,4-6 | |
| WTA - Dubaj | 02/14 08:25 | 19 | [35] Jil Teichmann v Kateřina Siniaková [45] | 3-6,4-6 | |
| WTA - Dubaj | 02/13 13:40 | 19 | [35] Jil Teichmann v Kirsten Flipkens [327] | 6-0,6-2 | |
| WTA - Dubaj | 02/12 12:40 | 14 | [35] Jil Teichmann v Aleksandra Krunic [125] | 6-3,1-6,6-3 | |
| WTA - Petrohrad | 02/07 14:45 | 25 | [35] Jil Teichmann v Anett Kontaveit [9] | 3-6,6-1,3-6 | |
| Australian Open - ženy | 01/19 00:00 | 24 | [25] Victoria Azarenka v Jil Teichmann [34] | 6-1,6-2 | |
| Australian Open - ženy | 01/17 07:50 | 23 | [57] Petra Martic v Jil Teichmann [34] | 3-6,3-6 | |
| WTA - Adelaide 2 | 01/11 03:10 | 25 | [95] Lauren Davis v Jil Teichmann [37] | 1-6,7-6,6-4 | |
| Billie Jean King Cup | 11/06 15:00 | 29 | [28] Daria Kasatkina v Jil Teichmann [39] | 6-2,6-4 | |
| Billie Jean King Cup | 11/05 16:50 | 28 | [131] Storm Sanders v Jil Teichmann [39] | 0-6,3-6 | |
| WTA - Cluj-Napoca | 10/25 09:00 | 25 | [146] Anastasia Gasanova v Jil Teichmann [39] | 4-6,6-0,7-5 | |
| WTA - Indian Wells | 10/08 20:45 | 24 | [61] Irina-Camelia Begu v Jil Teichmann [39] | 7-5,6-1 | |
| WTA - Chicago | 09/30 17:15 | 26 | [38] Jil Teichmann v Marketa Vondrousova [41] | 4-6,3-6 | |
| WTA - Chicago | 09/29 16:15 | 25 | [38] Jil Teichmann v Magda Linette [54] | 6-2,6-4 | |
| WTA - Chicago | 09/28 14:00 | 24 | [38] Jil Teichmann v Kaia Kanepi [66] | 7-6,7-5 | |
| WTA - Ostrava | 09/24 16:00 | 27 | [42] Jil Teichmann v Petra Kvitová [10] | 4-6,4-6 | |
| WTA - Ostrava | 09/23 18:00 | 26 | [42] Jil Teichmann v Alison Riske [32] | 6-3,1-6,6-4 | |
| WTA - Ostrava | 09/21 19:00 | 25 | [15] Angelique Kerber v Jil Teichmann [42] | 2-6,3-6 | |
| US Open - ženy | 09/02 16:00 | 24 | [28] Anett Kontaveit v Jil Teichmann [44] | 6-4,6-1 | |
| US Open - ženy | 08/31 22:35 | 23 | [161] Cristina Bucsa v Jil Teichmann [44] | 3-6,4-6 | |
| WTA - Cleveland | 08/23 14:00 | 25 | Anna Blinkova v Jil Teichmann | Cancelled | |
| WTA - Cincinnati | 08/22 18:00 | 29 | [1] Ashleigh Barty v Jil Teichmann [76] | 6-3,6-1 | |
| WTA - Cincinnati | 08/21 19:40 | 28 | [4] Karolina Pliskova v Jil Teichmann [76] | 2-6,4-6 | |
| WTA - Cincinnati | 08/20 23:00 | 27 | [12] Belinda Bencic v Jil Teichmann [76] | 3-6,2-6 | |
| WTA - Cincinnati | 08/19 23:00 | 26 | [76] Jil Teichmann v Naomi Osaka [2] | 3-6,6-3,6-3 | |
| WTA - Cincinnati | 08/18 17:00 | 25 | [83] Bernarda Pera v Jil Teichmann [65] | 1-6,4-6 |
Wikipedia - Jil Teichmann
Jil Belén Teichmann (born 15 July 1997) is a Swiss professional tennis player. She has been ranked by the Women's Tennis Association (WTA) as high as world No. 21 in singles and No. 73 in doubles. She 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 Grand Slam title in the girls' doubles event 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 title 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.