Stadium: Court 13 Round: 24 Ground: Clay
| ITF W25 Pelham | 2021/05/17 16:40 | Tilbuerger, Jantje v Maribella Zamarripa | 6-0,6-0 |
| ITF W25 Pelham | 2021/05/16 15:00 | Nefedova, Anastasia Evgenyevna v Tilbuerger, Jantje | 4-6,6-7 |
| ITF W100 Charleston | 2021/05/03 16:00 | Katherine Sebov v Tilbuerger, Jantje | 6-0,6-3 |
| ITF - W15 Monastir | 2021/03/28 15:00 | Tilbuerger, Jantje v Clara Vlasselaer | 4-6,4-6 |
| ITF - W15 Monastir | 2021/03/22 14:15 | Eliessa Vanlangendonck v Tilbuerger, Jantje | 6-2,3-6,13-11 |
| ITF - W15 Monastir | 2021/03/22 10:00 | Bertoloni, Anita v Tilbuerger, Jantje | 1-6,3-6 |
| ITF - W15 Monastir | 2021/03/21 17:00 | Haverlag, Isabelle v Tilbuerger, Jantje | 3-6,1-6 |
| ITF - W15 Monastir | 2021/03/18 10:10 | Kilnarova, Monika v Tilbuerger, Jantje | 6-2,6-2 |
| ITF W25 Naples | 2021/05/04 14:00 | Kayla Day v Sarah Hamner | 3-6,7-6,10-5 |
| ITF W25 Naples | 2021/05/03 15:00 | Sarah Hamner v Amy Zhu | 7-5,4-6,10-5 |
| ITF W25 Boca Raton | 2021/02/22 15:00 | Sarah Hamner v Ana Sofia Sanchez | 3-6,3-6 |
| ITF W25 Orlando | 2021/02/17 14:55 | Sarah Hamner v Katrina Scott | 1-6,2-6 |
| ITF W60 Rome GA | 2021/01/27 19:10 | Conny Perrin v Sarah Hamner | 6-7,6-1,6-2 |
| ITF W60 Rome GA | 2021/01/26 16:30 | Sarah Hamner v Sanchez, Maria | 3-6,6-1,10-4 |
| ITF W60 Rome GA | 2021/01/25 20:00 | Osaka, Mari v Sarah Hamner | 6-7,4-6 |
| ITF W25 Naples | 2019/11/17 14:00 | Sarah Hamner v Guttierez Carrasco, Maria | 3-6,0-6 |