WTA - Mumbai | 02/05 12:20 | 25 | [92] Kayla Day v Sahaja Yamalapalli [336] | 4-6,6-1,4-6 | |
Australian Open - Feminin | 01/15 00:00 | 23 | [86] Kayla Day v Viktoriya Tomova [70] | 4-6,2-6 | |
WTA - Hobart | 01/06 00:00 | 14 | [89] Kayla Day v Viktoriya Tomova [75] | 6-3,0-6,3-6 | |
WTA - Auckland | 01/02 05:15 | 25 | [77] Yue Yuan v Kayla Day [89] | 7-6,6-7,6-1 | |
ITF - W80 Tyler | 10/29 18:00 | 29 | [42] Emma Navarro v Kayla Day [94] | 6-3,6-4 | |
ITF - W80 Tyler | 10/28 17:45 | 28 | Ayana Akli v Kayla Day | 2-6,5-7 | |
ITF - W80 Tyler | 10/27 19:20 | 27 | [171] Maria Kozyreva v Kayla Day [94] | 4-6,4-6 | |
ITF - W80 Tyler | 10/27 02:40 | 26 | Amelia Rajecki v Kayla Day | 1-6,4-6 | |
ITF - W80 Tyler | 10/25 18:30 | 25 | [415] Alexandra Vecic v Kayla Day [94] | 7-6,2-6,2-6 | |
ITF - W80 Macon | 10/21 17:15 | 28 | [123] Panna Udvardy v Kayla Day [95] | 6-4,3-6,6-3 | |
ITF - W80 Macon | 10/20 19:45 | 27 | Alexa Noel v Kayla Day | 7-6,3-6,5-7 | |
ITF - W80 Macon | 10/19 14:00 | 26 | [205] Tatiana Prozorova v Kayla Day [95] | 4-6,1-6 | |
ITF - W80 Macon | 10/18 13:55 | 25 | [337] Sophie Chang v Kayla Day [95] | 4-6,1-6 | |
WTA Seoul | 10/10 08:00 | 25 | [86] Kayla Day v Marie Bouzkova [29] | 4-6,4-6 | |
WTA - Beijing | 09/29 06:35 | 14 | [96] Kayla Day v Cristina Bucsa [79] | 6-2,2-6,1-6 | |
WTA - Tokyo | 09/27 04:55 | 26 | [96] Kayla Day v Veronika Kudermetova [19] | 3-6,3-6 | |
WTA - Tokyo | 09/25 03:30 | 25 | [96] Kayla Day v Moyuka Uchijima [160] | 6-2,6-2 | |
WTA - San Diego | 09/10 19:30 | 19 | [68] Camila Osorio v Kayla Day [93] | 5-7,6-4,6-3 | |
WTA - San Diego | 09/09 20:45 | 14 | [379] Maria F Herazo Gonzalez v Kayla Day [93] | 1-6,3-6 | |
US Open - Feminin | 08/28 23:25 | 23 | [93] Kayla Day v Sorana Cirstea [30] | 2-6,3-6 | |
WTA - Stanford | 08/16 22:30 | 26 | [96] Kayla Day v Jodie Burrage [101] | 6-2,6-7,3-6 | |
WTA - Stanford | 08/15 03:15 | 25 | [242] Carol Zhao v Kayla Day [96] | 2-6,4-6 | |
WTA - Montreal | 08/07 15:00 | 24 | [97] Kayla Day v Marie Bouzkova [39] | 6-7,3-6 | |
WTA - Montreal | 08/06 16:40 | 19 | [216] Sachia Vickery v Kayla Day [97] | 2-6,6-1,3-6 | |
WTA - Montreal | 08/05 18:35 | 14 | [202] Louisa Chirico v Kayla Day [97] | 2-6,2-6 | |
WTA - Washington | 07/29 14:00 | 14 | [94] Kayla Day v Magdalena Frech [79] | Retired | |
ITF - W100 Granby | 07/23 17:00 | 29 | [160] Katherine Sebov v Kayla Day [125] | 4-6,6-2,5-7 | |
ITF - W100 Granby | 07/22 19:30 | 28 | [125] Kayla Day v Ashlyn Krueger [116] | 6-3,4-6,6-1 | |
ITF - W100 Granby | 07/21 15:00 | 27 | [405] Cadence Brace v Kayla Day [125] | 2-6,4-6 | |
ITF - W100 Granby | 07/20 15:55 | 26 | [335] Bianca Jolie Fernandez v Kayla Day [125] | 3-6,3-6 |
Kayla Day (born September 28, 1999) is an American professional tennis player. She has a career-high singles ranking of world No. 84 by the WTA. As a junior, she won one junior Grand Slam title, at the 2016 US Open. There, she finished runner-up in the doubles event, partnering with Caroline Dolehide.
Despite having success as junior, Day has mostly spent time playing on the ITF Women's Circuit instead of WTA Tour, due to her ranking. She officially turned professional in 2017, at the Australian Open.