Stadium: Court 1 Round: 25 Ground: Synthetic outdoor
| ITF Women Obidos Qual | 2018/04/17 10:30 | Fonte, Maria Ines v Greet Minnen | 2-6,0-6 |
| ITF Women Obidos Qual | 2018/04/16 13:00 | Roth, Michelle v Fonte, Maria Ines | 5-7,3-6 |
| ITF Women Obidos Qual | 2018/04/14 13:00 | Fonte, Maria Ines v Katerina Filip | 7-6,6-2 |
| Obidos, Singles W-WITF-POR-12A | 2017/10/17 16:30 | Viktoria Hruncakova v Fonte, Maria Ines | 6-2,6-4 |
| Obidos, Singles W-WITF-POR-12A | 2017/10/11 09:30 | Fonte, Maria Ines v Irina Khromacheva | 3-6,1-6 |
| ITF Women Lisbon | 2017/10/02 11:00 | Fonte, Maria Ines v Eden Silva | 5-7,5-7 |
| ITF Women Guimaraes | 2017/06/16 10:00 | Michel, Lara v Fonte, Maria Ines | 6-3,6-2 |
| ITF Women Guimaraes | 2017/06/15 14:10 | Fonte, Maria Ines v Geukens, Britt | 7-6,6-3 |
| ITF Women Obidos Qual | 2018/04/24 09:30 | Koehler, Maria Joao v Lulu Sun | 6-1,6-4 |
| ITF Women Obidos Qual | 2018/04/22 11:30 | Koehler, Maria Joao v Quiterio, Lucia | 7-5,4-6,6-0 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/18 14:00 | Koehler, Maria Joao v Saez Larra, Olga | 4-6,1-6 |
| ITF Women Obidos Qual | 2018/04/09 09:00 | Koehler, Maria Joao v Hatouka, Yuliya | 4-6,4-6 |
| ITF Women Hammamet | 2018/03/29 13:40 | Gonzalez, Montserrat v Koehler, Maria Joao | 6-3,7-6 |
| ITF Women Hammamet | 2018/03/28 08:30 | Nefisa Berberovic v Koehler, Maria Joao | 2-6,3-6 |
| ITF Women Hammamet | 2018/03/26 13:30 | Koehler, Maria Joao v Bataille, Esther | 6-1,6-3 |
| ITF Women Hammamet | 2018/03/20 08:30 | Scala, Camilla v Koehler, Maria Joao | 6-4,6-2 |