Stadium: Court 24/23 Round: 27 Ground: Clay
| ITF W25 Chiasso | 2019/04/22 09:00 | Joanne Zuger v Tess Sugnaux | 3-6,6-2,12-10 |
| ITF W25 Santa Margherita | 2019/04/15 15:00 | Teliana Pereira v Tess Sugnaux | 6-3,6-0 |
| WTA Lugano | 2019/04/07 15:05 | Tess Sugnaux v Katarina Zavatska | 0-6,0-6 |
| ITF W15 Cancun | 2019/03/28 15:30 | Karolina Berankova v Tess Sugnaux | 3-6,6-3,6-4 |
| ITF W15 Cancun | 2019/03/26 17:05 | Maria Paulina Perez Garcia v Tess Sugnaux | 3-6,6-4,1-6 |
| ITF W15 Cancun | 2019/03/21 16:30 | Tess Sugnaux v Dasha Ivanova | 4-6,5-7 |
| ITF W15 Cancun | 2019/03/19 19:00 | Tess Sugnaux v Yureni Reyna Gomez | 6-0,6-0 |
| ITF W15 Cancun | 2019/03/12 14:05 | Tess Sugnaux v Chisa Hosonuma | 7-6,3-6,3-6 |
| ITF Women Lubbock | 2018/09/17 20:00 | Nadia Podoroska v Katerina Stewart | 4-6,6-1,6-2 |
| US Open Women | 2018/08/21 21:55 | Varvara Lepchenko v Katerina Stewart | 6-2,6-1 |
| ITF Women Landisville Qual | 2018/08/07 14:00 | Katerina Stewart v Risa Ozaki | 1-6,2-6 |
| ITF Women Landisville Qual | 2018/08/06 14:00 | Katerina Stewart v Emiliana Arango | 7-6,6-1 |
| ITF Women Landisville Qual | 2018/08/05 15:00 | Katerina Stewart v Amanda Rodgers | 6-3,6-3 |
| ITF Women Prague | 2018/07/27 09:00 | Martina Di Giuseppe v Katerina Stewart | 6-3,6-4 |
| ITF Women Prague | 2018/07/26 10:35 | Katerina Stewart v Alexandra Cadantu | 7-6,7-5 |
| ITF Women Prague | 2018/07/25 09:00 | Lucie Hradecka v Katerina Stewart | 7-5,6-7,3-6 |