| ITF W25 Naples | 01/11 17:25 | 25 | [282] Himeno Sakatsume v Oana Georgeta Simion [466] | 6-1,3-6,6-7 | |
| ITF W25 Naples | 01/10 15:00 | 54 | [466] Oana Georgeta Simion v Adrienn Nagy [254] | 6-2,6-3 | |
| ITF W25 Naples | 01/09 16:00 | 54 | Oana Georgeta Simion v Sophia C-Ignatiev | 6-2,6-0 | |
| UTR Pro Florida - Kvinner | 01/06 20:48 | - | Katerina Stewart v Oana Georgeta Simion | 6-2,6-2 | |
| UTR Pro Florida - Kvinner | 01/04 16:56 | - | Oana Georgeta Simion v Kayla Wilkins | 5-7,6-1,6-1 | |
| UTR Pro Florida - Kvinner | 01/03 17:30 | - | Oana Georgeta Simion v Jasmin Makela | 6-2,6-0 | |
| UTR Pro Florida - Kvinner | 01/02 19:00 | - | Taylor Goetz v Oana Georgeta Simion | 3-6,3-5 | |
| ITF W25 Trnava | 11/01 17:10 | 25 | [291] Nikola Bartunkova v Oana Georgeta Simion [438] | 6-0,6-2 | |
| ITF W25 Trnava | 10/26 09:35 | 25 | [457] Linda Klimovicova v Oana Georgeta Simion [432] | 6-4,6-4 | |
| ITF W25 Santa Margherita | 10/07 11:00 | 27 | [218] Katharina Hobgarski v Oana G Simion [448] | 6-3,4-6,6-1 | |
| ITF W25 Santa Margherita | 10/06 12:45 | 26 | Yvonne Cavalle-Reimers v Oana Georgeta Simion | 0-6,4-6 | |
| ITF W25 Santa Margherita | 10/05 14:30 | 25 | [448] Oana G Simion v Sara Bejlek [194] | 6-3,3-6,7-5 | |
| ITF W25 Santa Margherita | 10/04 11:00 | 54 | Oana G Simion v Barbara Dessolis | 6-3,6-3 | |
| ITF W25 Santa Margherita | 09/28 11:00 | 25 | Oana Georgeta Simion v Georgia Pedone | 5-7,6-7 | |
| WTA Bucuresti | 09/10 08:00 | 14 | [174] Maria Lourdes Carle v Oana Georgeta Simion [447] | 5-7,6-3,7-5 | |
| ITF W25 Kairo | 09/07 10:30 | 25 | Oana Georgeta Simion v Lola Radivojevic | 3-6,1-6 | |
| ITF W25 Trieste | 09/03 11:55 | 29 | [360] Julia Riera v Oana Georgeta Simion [447] | 6-1,6-4 | |
| ITF W25 Trieste | 09/02 10:55 | 28 | [447] Oana Georgeta Simion v Miriam B Bulgaru [388] | 7-6,5-7,6-4 | |
| ITF W25 Trieste | 09/01 09:00 | 27 | Diletta Cherubini v Oana Georgeta Simion | 6-4,3-6,3-6 | |
| ITF W25 Trieste | 08/31 12:55 | 26 | Oana Georgeta Simion v Tatiana Pieri | 6-2,3-6,6-2 | |
| ITF W25 Trieste | 08/30 09:25 | 25 | [447] Oana Georgeta Simion v Chihiro Muramatsu [354] | 6-2,6-1 | |
| ITF W60 Prerov | 08/23 09:35 | 54 | [299] Vera Lapko v Oana Georgeta Simion [454] | 6-1,6-1 | |
| ITF W60 Prerov | 08/22 13:10 | 54 | [303] Alexandra Osborne v Oana Georgeta Simion [454] | 5-7,2-6 | |
| ITF W25 Brasov | 08/12 09:45 | 27 | [474] Oana Georgeta Simion v Ilona-Georgiana Ghioroaie [357] | 3-6,4-6 | |
| ITF W25 Brasov | 08/11 08:20 | 26 | Oana Georgeta Simion v Jing-Jing Lu | Retired | |
| ITF W25 Brasov | 08/10 10:10 | 25 | Oana Georgeta Simion v Evialina Laskevich | 6-0,6-1 | |
| WTA Iasi | 08/03 11:20 | 25 | [75] Ana Bogdan v Oana Georgeta Simion [470] | 6-0,6-2 | |
| ITF W60 Olomouc | 07/20 14:20 | 25 | [411] Oana Georgeta Simion v Darya Astakhova [275] | 3-6,6-2,2-6 | |
| ITF W60 Olomouc | 07/19 08:00 | 24 | [413] Johana Markova v Oana Georgeta Simion [411] | 0-6,2-6 | |
| ITF W25 Tarvisio | 06/28 10:50 | 25 | [410] Stefania Rubini v Oana Georgeta Simion [402] | 6-2,6-0 |