Stadium: Court 10 Round: 54 Ground: Clay
| ITF W25 Pelham | 2021/05/16 15:00 | Anastasia E Nefedova v Jantje Tilbuerger | 4-6,6-7 |
| ITF W100 Charleston | 2021/05/03 16:00 | Katherine Sebov v Jantje Tilbuerger | 6-0,6-3 |
| ITF W15 Monastir | 2021/03/28 15:00 | Jantje Tilbuerger v Clara Vlasselaer | 4-6,4-6 |
| ITF W15 Monastir | 2021/03/22 14:15 | Eliessa Vanlangendonck v Jantje Tilbuerger | 6-2,3-6,13-11 |
| ITF W15 Monastir | 2021/03/22 10:00 | Anita Bertoloni v Jantje Tilbuerger | 1-6,3-6 |
| ITF W15 Monastir | 2021/03/21 17:00 | Isabelle Haverlag v Jantje Tilbuerger | 3-6,1-6 |
| ITF W15 Monastir | 2021/03/18 10:10 | Monika Kilnarova v Jantje Tilbuerger | 6-2,6-2 |
| ITF W15 Monastir | 2021/03/16 09:50 | Jantje Tilbuerger v Sara Akid | 3-6,7-5,6-1 |
| ITF W25 Pelham | 2021/05/16 15:00 | Maribella Zamarripa v Beatrice Gumulya | 6-4,6-2 |
| ITF W25 Naples | 2021/05/03 15:00 | Anna Siskova v Maribella Zamarripa | 6-2,6-2 |
| UTR Pro Tennis Series Florida Women | 2021/05/01 13:00 | Irina Fetecau v Maribella Zamarripa | 7-6,5-1 |
| UTR Pro Tennis Series Florida Women | 2021/04/29 16:00 | Maribella Zamarripa v Dia Evtimova | 6-1,6-2 |
| UTR Pro Tennis Series Florida Women | 2021/04/28 14:30 | Maribella Zamarripa v Meera Jesudason | 7-5,6-2 |
| UTR Pro Tennis Series Florida Women | 2021/04/27 16:00 | Maribella Zamarripa v Nyjah Head | 6-3,7-6 |
| UTR Pro Tennis Series Florida Women | 2021/04/26 16:00 | Maribella Zamarripa v Mia Slama | 6-4,6-5 |
| ITF W25 Malibu | 2020/01/13 18:30 | Maribella Zamarripa v Solymar Colling | 2-6,2-6 |