Stadium: Court North 3 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Savitaipale | 2021/07/30 10:20 | Astrid Wanja Brune Olsen v Oona Orpana | 7-6,6-7,7-5 |
| ITF W15 Savitaipale | 2021/07/29 13:05 | Patricija Spaka v Oona Orpana | 5-7,6-7 |
| ITF W15 Savitaipale | 2021/07/28 15:35 | Sabastiani Leon v Oona Orpana | 4-6,6-7 |
| ITF W15 Monastir | 2020/03/12 10:20 | Oona Orpana v Isabella Kruger | 2-6,5-7 |
| ITF W15 Monastir | 2020/03/11 15:10 | Oona Orpana v Nadia Echeverria Alam | 4-6,7-5,6-2 |
| 2020 Fed Cup | 2020/02/07 14:25 | Mariam Bolkvadze v Oona Orpana | 7-5,6-4 |
| 2020 Fed Cup | 2020/02/06 14:05 | Francisca Jorge v Oona Orpana | 6-3,6-3 |
| 2020 Fed Cup | 2020/02/05 14:35 | Oona Orpana v Mayar Sherif | 6-4,6-2 |
| ITF W25 Pelham | 2021/05/17 16:40 | Jantje Tilbuerger v Maribella Zamarripa | 6-0,6-0 |
| 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 |