| WTA Rome | 05/12 09:00 | 26 | [29] Jil Teichmann v Elena Rybakina [17] | 6-7,6-3,7-5 | |
| WTA Rome | 05/11 09:00 | 25 | [6] Karolina Pliskova v Jil Teichmann [29] | 2-6,6-4,4-6 | |
| WTA Rome | 05/10 09:00 | 24 | [55] Jasmine Paolini v Jil Teichmann [29] | 3-6,2-6 | |
| WTA - Madrid | 05/05 21:05 | 28 | [35] Jil Teichmann v Jessica Pegula [14] | 3-6,4-6 | |
| WTA - Madrid | 05/04 15:05 | 27 | [35] Jil Teichmann v Anhelina Kalinina [37] | 6-3,6-4 | |
| WTA - Madrid | 05/03 16:45 | 26 | [35] Jil Teichmann v Elena Rybakina [18] | 6-3,6-1 | |
| WTA - Madrid | 05/01 13:00 | 25 | [20] Leylah Fernandez v Jil Teichmann [35] | 4-6,4-6 | |
| WTA - Madrid | 04/29 09:00 | 24 | [35] Jil Teichmann v Kvitova, Petra [30] | 6-3,7-5 | |
| WTA Istanbul | 04/20 14:25 | 26 | [37] Jil Teichmann v Julia Grabher [194] | 4-6,4-6 | |
| WTA Istanbul | 04/19 15:30 | 25 | [37] Jil Teichmann v Greet Minnen [78] | 6-3,6-7,6-3 | |
| WTA - Miami | 03/23 19:40 | 23 | [37] Jil Teichmann v Alison Riske [50] | 6-7,3-6 | |
| WTA - Indian Wells | 03/10 01:45 | 23 | [71] Kovinic, Danka v Jil Teichmann [37] | 7-5,7-5 | |
| WTA - Doha | 02/23 16:00 | 26 | [2] Aryna Sabalenka v Jil Teichmann [41] | 6-2,6-1 | |
| 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 - Dubaï | 02/17 12:55 | 27 | [35] Jil Teichmann v Veronika Kudermetova [31] | 2-6,7-5,4-6 | |
| WTA - Dubaï | 02/16 10:00 | 26 | [15] Elina Svitolina v Jil Teichmann [35] | 6-7,2-6 | |
| WTA - Dubaï | 02/15 10:45 | 25 | [22] Elise Mertens v Jil Teichmann [35] | 2-6,4-6 | |
| WTA - Dubaï | 02/14 08:25 | 19 | [35] Jil Teichmann v Katerina Siniakova [45] | 3-6,4-6 | |
| WTA - Dubaï | 02/13 13:40 | 19 | [35] Jil Teichmann v Flipkens, Kirsten [327] | 6-0,6-2 | |
| WTA - Dubaï | 02/12 12:40 | 14 | [35] Jil Teichmann v Aleksandra Krunic [125] | 6-3,1-6,6-3 | |
| WTA St. Petersburg | 02/07 14:45 | 25 | [35] Jil Teichmann v Kontaveit, Anett [9] | 3-6,6-1,3-6 | |
| Open d'Australie - Femmes | 01/19 00:00 | 24 | [25] Victoria Azarenka v Jil Teichmann [34] | 6-1,6-2 | |
| Open d'Australie - Femmes | 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] 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 |
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.