| ITF Women Indian Harbour Qual | 2018/04/09 14:00 | Ann Li v Mara Schmidt | 6-0,6-0 |
| 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 Indian Harbour Qual | 2018/04/09 14:00 | Joelle Kissell v Brynn Boren | 1-6,2-6 |
| ITF Women Indian Harbour Qual | 2018/04/08 15:35 | Rhiann Newborn v Brynn Boren | 0-6,1-6 |
| ITF Women Irapuato | 2018/03/16 02:00 | Brynn Boren v Ysaline Bonaventure | 1-6,1-6 |
| ITF Women Irapuato | 2018/03/14 00:40 | Sabastiani Leon v Brynn Boren | 2-6,2-6 |
| ITF Women Irapuato Qual | 2018/03/11 20:30 | Brynn Boren v Catherine Leduc | 6-2,4-6,6-1 |
| ITF Women Irapuato Qual | 2018/03/10 19:00 | Brynn Boren v Ximena Kompalka | 6-1,6-2 |
| ITF Women Rancho Santa Fe Qual | 2018/02/20 20:00 | Brynn Boren v Ashley Lahey | 6-3,4-6,2-6 |
| ITF Women Rancho Santa Fe Qual | 2018/02/19 17:30 | Francesca Di Lorenzo v Brynn Boren | 3-6,7-5,3-6 |