WTA Midland 11/06 16:00 26 Jil Teichmann v Lesia Tsurenko 5-7,5-7
WTA Midland 11/04 22:50 25 Jil Teichmann v Elizabeth Mandlik 7-6,6-2
WTA Merida 11/01 20:00 27 [111] Ann Li v Jil Teichmann [153] 6-1,6-1
WTA Merida 10/30 20:00 26 Jil Teichmann v Ajla Tomljanovic Walkover
WTA Merida 10/29 02:00 25 [153] Jil Teichmann v Anastasia Tikhonova [183] 6-1,6-4
WTA Tampico 10/23 23:20 26 [153] Jil Teichmann v Varvara Lepchenko [149] 6-7,6-2,3-6
WTA Tampico 10/23 01:00 25 [277] Victoria Rodriguez v Jil Teichmann [153] 4-6,2-6
ITF W100 Barcelona 10/10 08:00 26 [157] Marina B Ribera v Jil Teichmann [150] 6-4,6-4
ITF W100 Barcelona 10/08 11:55 25 [150] Jil Teichmann v Andrea Lazaro Garcia [249] 6-2,6-4
WTA Ljubljana 09/15 11:30 29 [182] Jil Teichmann v Nuria Parrizas-Diaz [94] 7-6,6-4
WTA Ljubljana 09/14 09:00 28 [177] Francesca Jones v Jil Teichmann [182] 6-2,4-6,1-6
WTA Ljubljana 09/13 11:30 27 [496] Kristina Dmitruk v Jil Teichmann [182] 7-5,4-6,6-7
WTA Ljubljana 09/12 14:00 26 Jil Teichmann v Polina Kudermetova 6-3,6-0
WTA Ljubljana 09/10 15:00 25 [182] Jil Teichmann v Susan Bandecchi [278] 6-4,2-6,7-6
WTA Montreux 09/06 16:00 27 [202] Jil Teichmann v Nuria Parrizas-Diaz [100] 6-1,3-6,5-7
WTA Montreux 09/04 17:50 26 [216] Kathinka Von Deichmann v Jil Teichmann [202] 4-6,1-6
WTA Montreux 09/02 17:20 25 [137] Elsa Jacquemot v Jil Teichmann [202] 0-6,6-4,2-6
US Open Women 08/21 15:00 15 [203] Jil Teichmann v Zeynep Sonmez [152] 5-7,0-6
US Open Women 08/19 20:25 14 [427] Maria Mateas v Jil Teichmann [243] 6-3,6-7,4-6
WTA Hamburg 08/04 08:30 14 Jil Teichmann v Anna Petkovic Retired
ITF W100 Gran Canaria 08/01 08:25 26 [214] Jil Teichmann v Polina Kudermetova [179] 1-6,4-6
ITF W100 Gran Canaria 07/31 08:25 25 Victoria Kan v Jil Teichmann 6-3,4-6,2-6
WTA Palermo 07/17 16:30 26 [58] Diane Parry v Jil Teichmann [211] 6-2,6-7,6-2
WTA Palermo 07/15 17:25 25 [211] Jil Teichmann v Mia Ristic [301] 6-1,6-1
WTA Palermo 07/14 17:05 19 [156] Fiona Ferro v Jil Teichmann [223] 3-6,2-6
WTA Palermo 07/13 20:30 14 [297] Giorgia Pedone v Jil Teichmann [223] 1-6,4-6
ITF W75 Montpellier 07/06 09:00 28 [415] Oksana Selekhmeteva v Jil Teichmann [223] Retired
ITF W75 Montpellier 07/05 16:40 27 [223] Jil Teichmann v Nuria Parrizas-Diaz [165] 6-3,7-5
ITF W75 Montpellier 07/04 11:00 26 [223] Jil Teichmann v Elena Pridankina [264] 6-3,6-2
ITF W75 Montpellier 07/02 16:50 25 [111] Mai Hontama v Jil Teichmann [223] 2-6,3-6

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 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.