Name: Kayla Day
Country: USA
Birthdate: 28.09.99, 24 years
WTA ranking: 84
TOP ranking's position: 84 (22.04.24, 84700 points)
Points: 847
Prize money: 860.655 $
Matches total: 421
Win: 245
%: 58.19 %
Country: USA
Birthdate: 28.09.99, 24 years
WTA ranking: 84
TOP ranking's position: 84 (22.04.24, 84700 points)
Points: 847
Prize money: 860.655 $
Matches total: 421
Win: 245
%: 58.19 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 9/12 | 2/9 | 7/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 41/25 | 22/15 | 18/7 | 0/2 | 0/0 | 1/1 | 0/0 |
| 2022 | 41/22 | 26/15 | 13/6 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2021 | 18/12 | 12/7 | 6/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 20/11 | 6/5 | 14/4 | 0/2 | 0/0 | 0/0 | 0/0 |
| 2019 | 18/20 | 11/14 | 7/6 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2018 | 11/23 | 9/14 | 1/8 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2017 | 29/24 | 12/13 | 10/6 | 4/3 | 0/0 | 3/2 | 0/0 |
| 2016 | 46/18 | 26/9 | 16/8 | 0/0 | 0/0 | 4/1 | 0/0 |
| 2015 | 11/7 | 7/4 | 3/2 | 0/0 | 0/0 | 1/1 | 0/0 |
| 2014 | 1/2 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 245/176 | 134/107 | 95/55 | 7/9 | 0/0 | 9/5 | 0/0 |
| perc. % | 58.19 % | 55.6 % | 63.33 % | 43.75 % | 0 % | 64.29 % | 0 % |
Kayla Day / Fixtures
| 26.04.24 19:30 | 1/4 | Kayla Day | Varvara Lepchenko | match details |  W75 Charlottesville | Clay |
Kayla Day form / year 2016 / surface: Clay
Kayla Day / year 2016 / surface: Clay
| 02.06.16 | 3rd round | Katarina Zavatska | Kayla Day | 6-4, 6-3 |  | match details |  French Open | Clay |
| 01.06.16 | 2nd round | Kayla Day | Varvara Gracheva | 7-5, 7-63 |  | match details | ||
| 29.05.16 | 1st round | Kayla Day | Loudmilla Bencheikh | 6-2, 6-3 | | match details | ||
| 15.05.16 | fin | Valeriya Solovyeva | Kayla Day | 6-4, 6-0 | | match details | Naples | Clay |
| 14.05.16 | 1/4 | Kayla Day | Michelle Larcher De Brito | 7-5, 7-5 | | match details | ||
| 14.05.16 | 1/2 | Kayla Day | Catherine Cartan Bellis | 6-3, 6-0 | | match details | ||
| 12.05.16 | 2nd round | Kayla Day | Gabriela Ce | 7-5, 6-4 | | match details | ||
| 11.05.16 | 1st round | Kayla Day | Mara Schmidt | 6-2, 6-2 | | match details | ||
| 02.05.16 | q 1 | Kayla Day | Chiara Scholl | 6-3, 7-5 | | match details | Indian Harbour | Clay |
| 02.05.16 | q 2 | Ulrikke Eikeri | Kayla Day | 3-6, 6-4, 7-5 | | match details | ||
| 29.04.16 | 1/4 | Elitsa Kostova | Kayla Day | 4-6, 6-4, 6-4 | | match details | Charlottesville | Clay |
| 29.04.16 | 2nd round | Kayla Day | Jennifer Brady | 6-2, 6-4 | | match details | ||
| 26.04.16 | 1st round | Kayla Day | Maria Sanchez | 6-3, 6-75, 6-1 | | match details | ||
| 23.03.16 | 1st round | Katerina Stewart | Kayla Day | 3-6, 6-3, 6-1 | | match details | Naples | Clay |
| 25.01.16 | q 1 | Kayla Day | Mackenzy Middlebrooks | 6-1, 6-0 | | match details | Sunrise | Clay |
| 25.01.16 | q 2 | Chiara Scholl | Kayla Day | 6-73, 7-5, 7-5 | | match details | ||
| 22.01.16 | 1/4 | Sofia Kenin | Kayla Day | 1-6, 7-63, 6-2 | | match details | Wesley Chapel | Clay |
| 21.01.16 | 2nd round | Kayla Day | Lauren Embree | 6-2, 6-2 | | match details | ||
| 20.01.16 | 1st round | Kayla Day | Riko Sawayanagi | 4-6, 6-3, 6-1 | | match details | ||
| 14.01.16 | 2nd round | Elizaveta Ianchuk | Kayla Day | 6-3, 7-63 | | match details | Daytona Beach | Clay |
| 13.01.16 | 1st round | Kayla Day | Anastasiya Komardina | 6-3, 6-74, 6-4 | | match details | ||
| 11.01.16 | q 1 | Kayla Day | Veronika Kudermetova | 6-4, 6-1 | | match details | ||
| 11.01.16 | q 2 | Kayla Day | Amanda Rodgers | 6-3, 6-3 | | match details | ||
| 11.01.16 | qual. | Kayla Day | Jacqueline Cako | 7-65, 6-3 | | match details |
