| WTA Auckland | 01/06 04:00 | 25 | Jil Teichmann v Valentina Ivanov | 6-4,6-3 | |
| WTA Limoges | 12/20 13:00 | 27 | [67] Aliaksandra Sasnovich v Jil Teichmann [73] | 6-3,7-5 | |
| WTA Limoges | 12/19 18:00 | 26 | [73] Jil Teichmann v Brady, Jennifer [55] | 7-5,7-6 | |
| WTA Limoges | 12/16 11:35 | 25 | [73] Jil Teichmann v Tamara Korpatsch [110] | 7-6,6-3 | |
| WTA Luxembourg | 10/14 13:50 | 25 | Jil Teichmann v Gasparyan, Margarita | 6-2,6-7,3-6 | |
| WTA - Linz | 10/07 14:55 | 25 | [68] Jil Teichmann v Petkovic, Andrea [75] | 1-6,1-6 | |
| Pékin, Chine | 09/29 07:00 | 24 | [72] Jil Teichmann v Petkovic, Andrea [85] | 6-7,3-6 | |
| Wuhan, China | 09/20 04:25 | 45 | [166] Perez, Ellen v Jil Teichmann [70] | 3-6,6-0,6-3 | |
| WTA Seoul | 09/17 04:50 | 25 | [88] Paula Badosa v Jil Teichmann [70] | 6-4,6-4 | |
| US Open Women | 08/27 20:35 | 23 | [26] Elise Mertens v Jil Teichmann [60] | 6-2,6-2 | |
| New York, USA | 08/19 17:00 | 25 | [152] Ahn, Kristie v Jil Teichmann [59] | 6-3,6-4 | |
| New York, USA | 08/18 14:00 | 46 | [58] Jil Teichmann v Laura Siegemund [88] | 0-6,7-6,7-6 | |
| New York, USA | 08/17 14:00 | 45 | [58] Jil Teichmann v Woolcock, Belinda [343] | 6-3,6-4 | |
| New York, USA | 08/16 15:50 | 44 | [58] Jil Teichmann v Hiroko Kuwata [297] | 6-2,6-1 | |
| WTA Cincinnati | 08/10 16:50 | 45 | [76] Brady, Jennifer v Jil Teichmann [58] | 1-6,6-1,6-2 | |
| WTA Palermo | 07/28 17:30 | 29 | [5] Bertens, Kiki v Jil Teichmann [82] | 6-7,2-6 | |
| WTA Palermo | 07/27 16:30 | 28 | [144] Liudmila Samsonova v Jil Teichmann [82] | 3-6,1-6 | |
| WTA Palermo | 07/26 14:00 | 27 | [82] Jil Teichmann v Anna-Lena Friedsam [280] | Retired | |
| WTA Palermo | 07/24 15:50 | 26 | [82] Jil Teichmann v Gabriela Ce [292] | 6-1,7-6 | |
| WTA Palermo | 07/23 15:50 | 25 | [82] Jil Teichmann v Gavrilova, Daria [87] | 7-6,7-5 | |
| WTA Lausanne | 07/19 15:40 | 27 | [90] Jil Teichmann v Tamara Korpatsch [142] | 6-3,0-6,1-6 | |
| WTA Lausanne | 07/18 16:15 | 26 | Simona Waltert v Jil Teichmann | 3-6,3-6 | |
| WTA Lausanne | 07/16 16:15 | 25 | [84] Bacsinszky, Timea v Jil Teichmann [90] | 2-6,7-5,1-6 | |
| WTA Bastad | 07/09 14:20 | 25 | [134] Anhelina Kalinina v Jil Teichmann [89] | 6-4,6-1 | |
| Wimbledon Women | 07/01 13:40 | 23 | [71] Anastasia Potapova v Jil Teichmann [89] | 2-6,6-4,6-1 | |
| WTA Eastbourne | 06/21 11:10 | 45 | [61] Polona Hercog v Jil Teichmann [94] | 7-5,6-4 | |
| WTA Mallorca | 06/17 09:00 | 64 | [94] Jil Teichmann v Ysaline Bonaventure [118] | 3-6,3-6 | |
| WTA Mallorca | 06/16 11:25 | 45 | [91] Jil Teichmann v Fanny Stollar [205] | 6-3,7-6 | |
| WTA Bol | 06/07 13:20 | 27 | [93] Jil Teichmann v Anna Karolina Schmiedlova [90] | 3-6,4-6 | |
| WTA Bol | 06/06 12:40 | 26 | [93] Jil Teichmann v Ysaline Bonaventure [114] | 6-2,6-2 |
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.