| ITF Women Indian Harbour Qual | 2018/04/08 14:15 | Ann Li v Kayla Gammie | 6-1,6-1 |
| WTA Miami Qual | 2018/03/19 20:10 | Sofia Kenin v Ann Li | 6-2,7-5 |
| WTA Indian Wells Qual | 2018/03/05 20:45 | Monica Niculescu v Ann Li | 6-3,6-0 |
| ITF Women Rancho Santa Fe | 2018/02/24 22:25 | Ann Li v Kurumi Nara | 4-6,6-2,1-6 |
| ITF Women Rancho Santa Fe | 2018/02/23 18:00 | Ann Li v Evgeniya Rodina | 7-5,2-6,6-0 |
| ITF Women Rancho Santa Fe | 2018/02/22 20:40 | Lorraine M. Guillermo v Ann Li | 6-7,3-6 |
| ITF Women Rancho Santa Fe | 2018/02/21 20:30 | Ann Li v Louisa Chirico | 6-1,6-2 |
| ITF Women Rancho Santa Fe Qual | 2018/02/20 18:15 | Ann Li v Paula Cristina Goncalves | 7-6,0-6,4-6 |
| ITF Women Indian Harbour Qual | 2018/04/08 15:30 | Audrey Ann Blakely v Mara Schmidt | 4-6,0-6 |
| ITF Women Tampa | 2018/03/12 18:30 | Mara Schmidt v Meg Kowalski | 2-6,3-6 |
| ITF Women Orlando | 2018/03/07 17:40 | Catherine Leduc v Mara Schmidt | 6-1,6-1 |
| ITF Women Orlando Qual | 2018/03/06 15:00 | Mara Schmidt v Maya Rukosuev | 6-1,6-2 |
| ITF Women Orlando Qual | 2018/03/05 15:00 | Mara Schmidt v Nicole Hammond | 6-4,6-2 |
| ITF Women Orlando Qual | 2018/03/04 16:30 | Mara Schmidt v Anastasia Sysoeva | 6-3,6-3 |
| ITF Women Wesley Chapel Qual | 2018/01/21 14:30 | Alice Garcia v Mara Schmidt | 2-6,6-3,7-5 |
| ITF Women Petit-Bourg | 2018/01/15 16:10 | Lauren Marker v Mara Schmidt | 6-1,6-4 |