Stadium: Campo 2 Round: 25 Ground: Clay
| WTA Bogota Qual | 2018/04/08 15:30 | Zanevska, Maryna v Daniela Seguel | 3-6,3-6 |
| WTA Bogota Qual | 2018/04/07 16:10 | Plazas, Jessica v Daniela Seguel | 3-6,3-6 |
| WTA Charleston Qual | 2018/03/31 14:00 | Kudryavtseva, Alla v Daniela Seguel | 7-5,4-6,6-2 |
| Acapulco, Mexico, Qualifying | 2018/02/24 23:30 | Daniela Seguel v Jasmine Paolini | 6-3,3-6,1-6 |
| Fed Cup, Groupe Mondial | 2018/02/08 19:30 | Cepede Royg, Veronica v Daniela Seguel | 6-7,4-6 |
| ITF Women Midland Qual | 2018/01/29 17:15 | Daniela Seguel v Elbaba, Julia | 3-6,4-6 |
| ITF Women Midland Qual | 2018/01/28 15:00 | Daniela Seguel v Victoria Rodriguez | 7-6,6-2 |
| Newport Beach, USA | 2018/01/23 21:30 | Daniela Seguel v Carol Zhao | 3-6,6-2,5-7 |
| WTA Monterrey | 2018/04/03 21:20 | Monica Puig v Gibbs, Nicole | 6-3,6-3 |
| WTA Miami Qual | 2018/03/20 14:00 | Vikhlyantseva, Natalia v Gibbs, Nicole | 7-6,6-4 |
| WTA Miami Qual | 2018/03/19 15:20 | Sofya Zhuk v Gibbs, Nicole | 2-6,0-6 |
| Indian Wells, USA, Qualifying | 2018/03/05 23:00 | Gibbs, Nicole v Petkovic, Andrea | 6-1,2-6,0-6 |
| WTA - Indian Wells | 2018/02/28 22:45 | Amanda Anisimova v Gibbs, Nicole | 6-4,6-0 |
| WTA - Indian Wells | 2018/02/26 19:00 | Gibbs, Nicole v Vikhlyantseva, Natalia | 7-5,6-2 |
| Newport Beach, USA | 2018/01/26 21:05 | Gibbs, Nicole v Ajla Tomljanovic | 6-4,5-7,2-6 |
| Newport Beach, USA | 2018/01/25 21:20 | Anna Karolina Schmiedlova v Gibbs, Nicole | 6-7,4-6 |