| 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] Sanders, Storm 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 Kvitova, Petra [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 Women | 09/02 16:00 | 24 | [28] Kontaveit, Anett v Jil Teichmann [44] | 6-4,6-1 | |
| US Open Women | 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] Barty, Ashleigh 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] Bencic, Belinda 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 | |
| WTA Cincinnati | 08/16 17:30 | 24 | [65] Jil Teichmann v Sorana Cirstea [40] | 6-2,6-0 | |
| WTA Montreal | 08/10 22:45 | 24 | [28] Danielle Collins v Jil Teichmann [65] | 4-6,6-1,6-3 | |
| WTA Palermo | 07/21 14:00 | 26 | [137] Ruse, Elena-Gabriela v Jil Teichmann [55] | Walkover | |
| WTA Palermo | 07/19 16:40 | 25 | [291] Marina B Ribera v Jil Teichmann [55] | 6-3,4-6,1-6 | |
| WTA Lausanne | 07/14 13:00 | 25 | Jil Teichmann v Zanevska, Maryna | 3-6,6-2,2-6 | |
| WTA Hamburg | 07/07 09:00 | 25 | [198] Ruse, Elena-Gabriela v Jil Teichmann [55] | 7-5,7-6 | |
| Wimbledon Women | 06/30 10:00 | 23 | [55] Jil Teichmann v Camila Giorgi [62] | 2-6,2-6 | |
| WTA Strasbourg | 05/26 11:15 | 26 | [43] Yulia Putintseva v Jil Teichmann [53] | Retired | |
| WTA Strasbourg | 05/24 10:15 | 25 | [77] Anna Blinkova v Jil Teichmann [53] | 2-6,3-6 | |
| WTA - Rome | 05/10 08:00 | 24 | [47] Anastasija Sevastova v Jil Teichmann [54] | 3-6,6-1,6-3 | |
| WTA - Madrid | 05/01 17:00 | 25 | [40] Jil Teichmann v Paula Badosa [62] | 7-5,1-6,2-6 | |
| WTA - Madrid | 04/29 09:00 | 24 | [5] Elina Svitolina v Jil Teichmann [40] | 6-2,4-6,6-7 |
Wikipedia - Jil Teichmann
Jil Belen Teichmann, née le à Barcelone, est une joueuse de tennis suisse, professionnelle depuis 2015.
À ce jour, elle a remporté deux titres en simple et un titre en double sur le circuit WTA.