Stadium: Court 3 Round: 44 Ground: Hardcourt outdoor
| ITF Women Hua Hin | 2018/05/02 02:30 | Lorraine M. Guillermo v Shuyue Ma | 6-7,2-6 |
| ITF Women Hua Hin | 2018/05/01 02:30 | Lorraine M. Guillermo v Amy Zhu | 6-3,6-3 |
| ITF Women Dothan Qual | 2018/04/15 18:00 | Lorraine M. Guillermo v Quinn Gleason | 6-3,6-7,2-6 |
| ITF Women Pelham | 2018/04/10 17:15 | Lorraine M. Guillermo v Tamaryn Hendler | 5-7,4-6 |
| 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 22:50 | Kayla Day v Lorraine M. Guillermo | 3-6,6-7 |
| ITF Women Rancho Santa Fe Qual | 2018/02/20 18:00 | Lorraine M. Guillermo v Michelle Larcher de Brito | 6-2,6-4 |
| ITF Women Rancho Santa Fe Qual | 2018/02/19 17:30 | Caroline Werner v Lorraine M. Guillermo | 3-6,2-6 |
| ITF Women Santa Margherita | 2018/04/23 13:00 | Valeria Solovyeva v Tiffany William | 3-6,6-2,6-1 |
| ITF Women Santa Margherita | 2018/04/22 12:00 | Sina Zuger v Tiffany William | 2-6,3-6 |
| ITF Women Santa Margherita Qual | 2018/04/16 14:40 | Lisa Matviyenko v Tiffany William | 6-2,6-3 |
| ITF Women Cairo | 2017/12/13 10:50 | Dominique Karregat v Tiffany William | 2-6,6-4,6-3 |
| ITF Women Cairo | 2017/12/11 08:30 | Tiffany William v Mariia Skuba | 6-4,6-2 |
| ITF Women Cairo | 2017/12/08 11:30 | Tiffany William v Andreea Amalia Rosca | 1-6,6-4,1-6 |
| ITF Women Cairo | 2017/12/07 09:50 | Irina Fetecau v Tiffany William | 6-4,4-6,2-6 |
| ITF Women Cairo | 2017/12/05 09:30 | Dominique Karregat v Tiffany William | 4-6,2-6 |