Head to Head
| ITF W80 Tyler | 2019/10/29 17:35 | Kayla Day v Marcela Zacarias | 2-6,3-6 |
Home History
| ITF W25 Irapuato | 2020/03/11 21:40 | Marcela Zacarias v Kristina Kucova | 3-6,2-6 |
| ITF W25 Irapuato | 2020/03/10 18:30 | Fernanda Contreras Gomez v Marcela Zacarias | 1-6,4-6 |
| WTA Monterrey | 2020/02/29 17:00 | Marcela Zacarias v Olga Govortsova | 0-6,5-7 |
| ITF W100 Nicholasville | 2020/02/12 16:45 | Marcela Zacarias v Caty McNally | 4-6,3-6 |
| ITF W100 Nicholasville | 2020/02/10 17:00 | Marcela Zacarias v Olivia Tjandramulia | 4-6,6-3,10-8 |
| ITF W100 Midland | 2020/02/05 15:00 | Marcela Zacarias v Francesca Di Lorenzo | 2-6,3-6 |
| WTA Newport Beach | 2020/01/27 20:45 | Sara Errani v Marcela Zacarias | 6-1,6-2 |
| ITF W15 Cancun | 2019/12/08 14:00 | Marcela Zacarias v Aubane Droguet | 6-2,6-3 |
Away History
| ITF W25 Las Vegas | 2020/03/05 19:40 | Alexa Glatch v Kayla Day | 6-2,6-3 |
| ITF W25 Las Vegas | 2020/03/04 19:55 | Kayla Day v Conny Perrin | 6-2,6-3 |
| ITF W25 Las Vegas | 2020/03/03 19:50 | Carolina Alves v Kayla Day | 5-7,2-6 |
| ITF W25 Las Vegas | 2020/03/02 18:00 | Dalayna Hewitt v Kayla Day | 4-6,2-6 |
| ITF W25 Rancho Santa Fe | 2020/02/24 18:00 | Eudice Chong v Kayla Day | 7-5,3-6,8-10 |
| ITF W25 Rancho Santa Fe | 2020/02/23 19:00 | Ingrid Gamarra Martins v Kayla Day | 7-5,6-7,9-11 |
| ITF W100 Nicholasville | 2020/02/10 22:55 | Kayla Day v Elizabeth Halbauer | 6-4,1-6,7-10 |
| ITF W100 Midland | 2020/02/04 23:45 | Kayla Day v Shelby Rogers | 3-6,2-6 |