Stadium: Court 1 Round: 44 Ground: Hardcourt outdoor
| ITF - W15 Monastir | 2021/04/11 13:00 | Davis, Emma v Sedlackova, Petra | 6-3,6-1 |
| ITF W25 Frydek Mistek | 2020/09/13 11:00 | Emily Seibold v Sedlackova, Petra | 6-2,6-4 |
| ITF W25 Prague | 2020/09/06 10:30 | Sedlackova, Petra v Detiuc, Anastasia | 6-4,4-6,3-10 |
| ITF W15 Jablonec nad Nisou | 2019/12/05 11:30 | Sedlackova, Petra v Elena Malygina | 1-6,2-6 |
| ITF W15 Jablonec nad Nisou | 2019/12/04 14:10 | Linda Noskova v Sedlackova, Petra | 7-5,6-7,3-6 |
| ITF W15 Jablonec nad Nisou | 2019/12/03 10:00 | Sedlackova, Petra v Hajkova, Klara | 6-4,6-0 |
| ITF W15 Jablonec nad Nisou | 2019/12/02 09:00 | Ingrid Vojcinakova v Sedlackova, Petra | 4-6,6-7 |
| Brno, Singles Qualifying W-ITF-CZE-11A | 2019/09/25 09:50 | Sedlackova, Petra v Amiraghyan, Ani | 3-6,3-6 |
| ITF - W15 Monastir | 2021/03/01 09:30 | Sinja Kraus v Orlova, Natalia | 6-4,6-1 |
| ITF - W15 Monastir | 2021/02/28 12:00 | Milana Zhabrailova v Orlova, Natalia | 0-6,5-7 |
| ITF - W15 Monastir | 2021/02/21 14:00 | Orlova, Natalia v Ramirez, Evita | 4-6,0-6 |
| ITF - W15 Monastir | 2021/02/17 11:45 | Orlova, Natalia v Anastasia Kulikova | 0-6,3-6 |
| ITF - W15 Monastir | 2021/01/13 09:35 | Gati, Amal v Orlova, Natalia | 1-6,1-6 |
| ITF - W15 Monastir | 2021/01/07 08:00 | Orlova, Natalia v Gabriella Price | 4-6,1-6 |
| ITF - W15 Monastir | 2021/01/06 11:15 | Orlova, Natalia v Gueblaoui, Nour | 6-0,6-0 |
| ITF - W15 Monastir | 2020/12/29 12:25 | Orlova, Natalia v Amelie Van Impe | 2-6,2-6 |