Stadium: Court 16 Round: 62
| ITF Women Florence | 2018/10/14 14:00 | Gatica, Barbara v Starr, Denise | 6-1,7-5 |
| ITF Women Charleston | 2018/10/02 17:50 | Gatica, Barbara v Gilchrist, Nadja | 2-6,1-6 |
| ITF Women Luque | 2018/09/08 15:00 | Gatica, Barbara v Gabriela Ce | 6-7,2-6 |
| ITF Women Luque | 2018/09/07 15:35 | Gatica, Barbara v Piai, Eduarda | 7-6,6-7,7-5 |
| ITF Women Luque | 2018/09/06 18:30 | Gatica, Barbara v Julieta Lara Estable | 6-7,6-3,6-1 |
| ITF Women Luque | 2018/09/06 14:15 | Gatica, Barbara v Jazmin Ortenzi | 6-1,3-6,7-5 |
| ITF Women Luque | 2018/09/04 13:30 | Gatica, Barbara v Haley Giavara | 6-4,6-3 |
| ITF Women Asuncion | 2018/08/30 22:15 | Morales, Melissa v Gatica, Barbara | 6-1,6-1 |
| ITF Women Florence | 2018/10/14 14:00 | Collins, Kylie v Edley, Spirit | 6-0,6-0 |
| ITF Women Lexington Qual | 2018/07/29 14:50 | Emily Webley-Smith v Collins, Kylie | 6-2,7-5 |
| ITF Women Evansville | 2018/07/25 15:50 | Csilla Fodor v Collins, Kylie | 7-6,6-2 |
| Matchs amicaux U18 | 2018/07/09 09:00 | Rosenqvist, Julia v Collins, Kylie | 6-2,6-1 |
| Matchs amicaux U18 | 2018/07/08 11:30 | Scotti, Maria Aurelia v Collins, Kylie | 2-6,3-6 |
| Matchs amicaux U18 | 2018/07/08 07:30 | Collins, Kylie v Cameron, Dainah | 6-1,5-7,6-3 |
| Sumter, Singles Qualifying W-WITF-USA-18A | 2018/06/12 15:05 | Rhiann Newborn v Collins, Kylie | 6-4,4-6,7-6 |
| Sumter, Singles Qualifying W-WITF-USA-18A | 2018/06/11 13:00 | Collins, Kylie v Alycia Parks | 6-4,6-4 |