Australian Open Women 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] Marta Bellucco v Jil Teichmann [39] 6-2,6-4
Billie Jean King Cup 11/05 16:50 28 [131] Storm Sanders 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 Southern District Reserves [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 Petra Kvitova [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] Anett Kontaveit v Jil Teichmann [44] 6-4,6-1
US Open Women 08/31 22:35 23 [161] IND Aces Legends Singles 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] Ashleigh Barty 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] Belinda Bencic v Jil Teichmann [76] 3-6,2-6
WTA Cincinnati 08/19 23:00 26 [76] Jil Teichmann v Grigor Dimitrov [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] Elena Gabriela Ruse 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 Maryna Zanevska 3-6,6-2,2-6
WTA Hamburg 07/07 09:00 25 [198] Elena Gabriela Ruse 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

Wikipedia - Jil Teichmann

Jil Belén Teichmann (born 15 July 1997) is a Swiss professional tennis player. She has been ranked by the WTA as high as No. 21 in singles and No. 73 in doubles.

Teichmann has won two titles in singles and two in doubles on the WTA Tour, along with two WTA 125 singles and one doubles titles. In addition, she won six singles titles and five doubles titles on the ITF Circuit.

A former junior world No. 3, Teichmann won a major title in girls' doubles 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, 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.