| WTA Lausanne | 07/24 16:55 | 25 | [124] Jil Teichmann v Erika Andreeva [156] | 6-2,6-2 | |
| WTA Iasi | 07/21 14:45 | 27 | [31] Irina-Camelia Begu v Jil Teichmann [124] | 1-6,6-4,6-0 | |
| WTA Iasi | 07/19 15:35 | 26 | [472] Anca Alexia Todoni v Jil Teichmann [124] | 7-5,3-6,3-6 | |
| WTA Iasi | 07/17 16:40 | 25 | [435] Ilinca D Amariei v Jil Teichmann [124] | 3-6,1-6 | |
| Wimbledon - Kvinner | 07/03 12:40 | 23 | [24] Magda Linette v Jil Teichmann [121] | 6-3,6-2 | |
| WTA Bad Homburg | 06/28 15:05 | 26 | [1] Iga Swiatek v Jil Teichmann [129] | 6-3,6-1 | |
| WTA Bad Homburg | 06/26 12:50 | 25 | [129] Jil Teichmann v Claire Liu [95] | 3-6,6-3,6-4 | |
| WTA Bad Homburg | 06/24 11:20 | 19 | [86] Nadia Podoroska v Jil Teichmann [126] | 5-7,3-6 | |
| WTA Birmingham | 06/19 10:00 | 19 | [72] Magdalena Frech v Jil Teichmann [126] | 6-4,4-6,7-5 | |
| WTA Birmingham | 06/17 13:15 | 14 | [123] Jil Teichmann v Nuria Parrizas-Diaz [103] | 6-4,6-1 | |
| WTA Nottingham | 06/13 12:30 | 25 | [123] Jil Teichmann v Viktorija Golubic [150] | 4-6,3-6 | |
| WTA La Bisbal D'Emporda | 06/09 13:30 | 27 | [151] Maria Carle v Jil Teichmann [77] | 2-6,6-4,6-2 | |
| WTA La Bisbal D'Emporda | 06/08 17:00 | 26 | [147] Erika Andreeva v Jil Teichmann [77] | 3-6,2-6 | |
| WTA La Bisbal D'Emporda | 06/07 14:30 | 25 | [232] Renata Zarazua v Jil Teichmann [77] | 3-6,1-6 | |
| French Open - Kvinner | 05/28 16:05 | 23 | [73] Sara Errani v Jil Teichmann [77] | 3-6,6-4,6-2 | |
| WTA Strasbourg | 05/23 13:40 | 26 | [82] Emma Navarro v Jil Teichmann [75] | 2-6,6-3,6-2 | |
| WTA Strasbourg | 05/21 14:20 | 25 | [77] Maryna Zanevska v Jil Teichmann [58] | 6-4,3-6,4-6 | |
| WTA Roma | 05/12 09:00 | 24 | [58] Jil Teichmann v Julia Grabher [89] | 6-7,7-5,3-6 | |
| WTA Reus | 05/05 11:10 | 27 | [30] Jil Teichmann v Dayana Yastremska [149] | 5-7,6-7 | |
| WTA Reus | 05/04 14:30 | 26 | [30] Jil Teichmann v Emiliana Arango [222] | 6-3,6-4 | |
| WTA Reus | 05/03 14:30 | 25 | [30] Jil Teichmann v Ylena In-Albon [135] | 6-1,6-3 | |
| WTA Madrid | 04/28 14:50 | 24 | [30] Jil Teichmann v Lesia Tsurenko [77] | 6-3,2-6,4-6 | |
| WTA Charleston | 04/03 14:00 | 24 | [31] Jil Teichmann v Linda Fruhvirtova [60] | 2-6,6-3,2-6 | |
| WTA Miami | 03/22 15:00 | 23 | [32] Jil Teichmann v Karolina Muchova [55] | 0-6,2-6 | |
| WTA Indian Wells | 03/12 18:00 | 25 | [103] Rebecca Peterson v Jil Teichmann [39] | 3-6,6-3,6-1 | |
| WTA Indian Wells | 03/10 19:00 | 24 | [39] Jil Teichmann v Belinda Bencic [9] | 3-6,6-3,6-3 | |
| WTA Indian Wells | 03/09 04:25 | 23 | [154] Ashlyn Krueger v Jil Teichmann [39] | 1-6,4-6 | |
| WTA Dubai | 02/20 11:20 | 24 | [32] Jil Teichmann v Lauren Davis [49] | 4-6,6-4,3-6 | |
| WTA Dubai | 02/20 09:15 | 24 | Jil Teichmann v Anastasia Potapova | Cancelled | |
| WTA Doha | 02/12 12:30 | 19 | [28] Jil Teichmann v Elena Gabriela Ruse [148] | 7-6,6-7,4-6 |
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.