Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/01 02:30 | Guillermo, Lorraine M v Amy Zhu | 6-3,6-3 |
| ITF Women Dothan Qual | 2018/04/15 18:00 | Guillermo, Lorraine M v Gleason, Quinn | 6-3,6-7,2-6 |
| ITF Women Pelham | 2018/04/10 17:15 | Guillermo, Lorraine M v Hendler, Tamaryn | 5-7,4-6 |
| ITF Women Rancho Santa Fe | 2018/02/22 20:40 | Guillermo, Lorraine M v Ann Li | 6-7,3-6 |
| ITF Women Rancho Santa Fe | 2018/02/21 22:50 | Kayla Day v Guillermo, Lorraine M | 3-6,6-7 |
| ITF Women Rancho Santa Fe Qual | 2018/02/20 18:00 | Guillermo, Lorraine M v Larcher de Brito, Michele | 6-2,6-4 |
| ITF Women Rancho Santa Fe Qual | 2018/02/19 17:30 | Caroline Werner v Guillermo, Lorraine M | 3-6,2-6 |
| Surprise, Singles Qualifying W-WITF-USA-05A | 2018/02/11 20:00 | Guillermo, Lorraine M v Marine Partaud | 4-6,5-7 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/01 02:30 | Ma, Shuyue v Tanuchaporn Yongmod | 6-1,6-0 |
| ITF Women Hua Hin Qual | 2018/04/30 04:45 | Ma, Shuyue v Kong, Qianxin | 6-0,6-0 |
| ITF Women Hua Hin Qual | 2018/04/29 07:30 | Nur Haliza, Deria v Ma, Shuyue | 3-6,3-6 |
| ITF Women Hua Hin Qual | 2018/04/29 02:30 | Ma, Shuyue v Chatchaya Sakchatchawan | 6-0,6-0 |
| Quanzhou, Qualifications Simples W-WITF-CHN-04B | 2018/04/22 03:00 | Ma, Shuyue v Ye, Qiu Yu | 1-6,1-6 |
| Quanzhou, Qualifications Simples W-WITF-CHN-04B | 2018/04/21 04:30 | Zhang, Ling v Ma, Shuyue | 4-6,6-0,3-6 |
| ITF Women Nanjing Qual | 2018/04/02 02:00 | Ma, Shuyue v Qinwen Zheng | 4-6,3-6 |
| ITF Women Nanjing Qual | 2018/04/01 02:00 | Zhibek Kulambayeva v Ma, Shuyue | 6-1,5-7,3-6 |