Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| ITF W25 Cherbourg | 2019/10/09 10:10 | Manon Leonard v Orpana, Oona | 3-6,2-6 |
| ITF W15 Sozopol | 2019/10/06 07:00 | Arshinkova, Petia v Orpana, Oona | 6-0,6-4 |
| ITF W15 Sozopol | 2019/10/05 09:00 | Kadleckova, Michaela v Orpana, Oona | 2-6,1-6 |
| ITF W15 Sozopol | 2019/10/04 07:00 | Gebriela Mihaylova v Orpana, Oona | 1-6,3-6 |
| ITF W15 Sozopol | 2019/10/03 08:40 | Stefana Lazar v Orpana, Oona | 3-6,0-6 |
| ITF W15 Sozopol | 2019/10/01 07:00 | Nikola Breckova v Orpana, Oona | 1-6,5-7 |
| ITF W25 Prague | 2019/09/05 08:00 | Georgia Andreea Craciun v Orpana, Oona | 7-6,6-1 |
| ITF W25 Prague | 2019/09/04 08:00 | Orpana, Oona v Karolina Vlckova | 6-4,7-5 |
| ITF W25 Cherbourg | 2019/10/08 11:45 | Selena Janicijevic v Lottner, Antonia | 1-6,0-6 |
| ITF W60 Zagreb | 2019/09/05 13:00 | Kostova, Elitsa v Lottner, Antonia | 6-2,4-6,7-6 |
| ITF W60 Zagreb | 2019/09/03 09:00 | Lottner, Antonia v Pemra Ozgen | 6-3,7-5 |
| US Open Women | 2019/08/19 15:00 | Jaimee Fourlis v Lottner, Antonia | 5-7,6-4,6-4 |
| WTA Karlsruhe | 2019/07/30 08:30 | Lottner, Antonia v Elena-Gabriela Ruse | 2-6,2-6 |
| WTA Lausanne | 2019/07/15 14:20 | Lottner, Antonia v Caroline Garcia | 2-6,3-6 |
| Wimbledon Women | 2019/06/27 13:40 | Lottner, Antonia v Anna Kalinskaya | 3-6,3-6 |
| Wimbledon Women | 2019/06/26 15:00 | Vikhlyantseva, Natalia v Lottner, Antonia | 4-6,1-6 |