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: 860655 $
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: 860655 $
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 / scheduled / last
| no matches found |
Kayla Day form / year 2017 / surface: I. hard
Kayla Day / year 2017 / surface: I. hard
| 15.10.17 | q 2 | Pauline Parmentier | Kayla Day | 6-4, 6-3 |  | match details |  Luxembourg | I. hard |
| 14.10.17 | q 1 | Kayla Day | Annika Beck | 1-6, 6-3, 6-2 |  | match details | ||
| 08.10.17 | q 2 | Mihaela Buzarnescu | Kayla Day | 6-3, 6-4 | | match details |  Linz | I. hard |
| 07.10.17 | q 1 | Kayla Day | Isabelle Wallace | 7-63, 6-2 | | match details | ||
| 03.02.17 | 1/4 | Tatjana Maria | Kayla Day | 6-3, 6-1 | | match details |  Midland | I. hard |
| 02.02.17 | 2nd round | Kayla Day | Jacqueline Cako | 7-5, 6-1 | | match details | ||
| 31.01.17 | 1st round | Kayla Day | Caroline Dolehide | 6-3, 7-5 | | match details |