Stadium: P Round: 27
| St. Petersburg, Russia, Qualifying | 2018/01/29 10:35 | Deborah Chiesa v Elena Rybakina | 1-6,3-6 |
| St. Petersburg, Russia, Qualifying | 2018/01/28 12:45 | Deborah Chiesa v Jana Fett | 6-2,2-6,6-4 |
| St. Petersburg, Russia, Qualifying | 2018/01/27 19:15 | Flipkens, Kirsten v Deborah Chiesa | 2-6,0-6 |
| ITF Women Andrezieux-Boutheon | 2018/01/22 12:55 | Deborah Chiesa v Reix, Sherazad | 6-3,3-6,4-6 |
| Australian Open Women Qual | 2018/01/11 01:00 | Deborah Chiesa v Lottner, Antonia | 6-2,6-7,3-6 |
| Auckland, New Zealand, Qualifying | 2017/12/31 23:05 | Deborah Chiesa v Sachia Vickery | 4-6,3-6 |
| Auckland, New Zealand, Qualifying | 2017/12/31 02:05 | Mrdeza, Tereza v Deborah Chiesa | 1-6,4-6 |
| Auckland, New Zealand, Qualifying | 2017/12/30 05:10 | Deborah Chiesa v Larkin, Suzy | 3-6,6-2,6-1 |
| Fed Cup, Groupe Mondial | 2018/02/10 16:30 | Sara Errani v Arruabarrena, L. | 6-1,6-1 |
| St. Petersburg, Russia, Qualifying | 2018/01/27 16:25 | Sharipova, Sabina v Arruabarrena, L. | 3-6,7-6,7-5 |
| Open d'Australie - Femmes | 2018/01/18 00:00 | Arruabarrena, L. v Srtycova, Barbora | 3-6,4-6 |
| Open d'Australie - Femmes | 2018/01/16 00:00 | Arruabarrena, L. v Hogenkamp, Richel | 6-1,6-2 |
| WTA Sydney | 2018/01/07 06:55 | Vesnina, Elena v Arruabarrena, L. | 6-2,6-2 |
| Sydney, Australie, Qualifications | 2018/01/06 23:00 | Arruabarrena, L. v Cepede Royg, Veronica | 4-6,1-6 |
| Sydney, Australie, Qualifications | 2018/01/05 23:00 | Arruabarrena, L. v Tomic, Sara | 6-2,6-3 |
| Sydney, Australie, Qualifications | 2018/01/05 01:30 | Lauren Davis v Arruabarrena, L. | 4-6,4-6 |