| ITF W15 Curtea de Arges | 09/04 13:10 | 25 | [106] Andreea Mitu v Oana Georgeta Simion [436] | 1-6,4-6 | |
| ITF W25 Sezze | 07/31 08:30 | 25 | [329] Jessica Pieri v Oana Georgeta Simion [401] | 1-6,6-2,7-5 | |
| ITF W25 Horb | 07/27 13:00 | 28 | [429] Simona Waltert v Oana Georgeta Simion [401] | 6-4,6-0 | |
| ITF W25 Horb | 07/26 15:45 | 27 | [401] Oana Georgeta Simion v Romy Koelzer [456] | 6-4,3-6,6-2 | |
| ITF W25 Horb | 07/25 12:00 | 26 | Ivana Popovic v Oana Georgeta Simion | 7-5,4-6,1-6 | |
| ITF W25 Horb | 07/24 14:25 | 25 | Anna Klasen v Oana Georgeta Simion | 2-6,0-6 | |
| WTA Bucuresti | 07/13 07:00 | 45 | Patricia Maria Tig v Oana Georgeta Simion | 6-4,6-4 | |
| ITF W25 Denain | 07/03 16:25 | 25 | [396] Oana Georgeta Simion v Tessah Andrianjafitrimo [334] | 4-6,6-7 | |
| ITF W25 Montpellier | 06/19 16:00 | 25 | [368] Irina Ramialison v Oana Georgeta Simion [398] | 6-4,7-5 | |
| ITF W15 Kaltenkirchen | 06/13 09:30 | 27 | Natsumi Kawaguchi v Oana Georgeta Simion | 6-4,6-4 | |
| ITF W15 Kaltenkirchen | 06/12 08:25 | 26 | Federica Prati v Oana Georgeta Simion | 3-6,3-6 | |
| ITF W15 Kaltenkirchen | 06/11 17:35 | 25 | Mariam Dalakishvili v Oana Georgeta Simion | 1-6,2-6 | |
| ITF W15 Barletta | 05/19 09:00 | 29 | Elizabeth Mandlik v Oana Georgeta Simion | 6-0,6-2 | |
| ITF W15 Barletta | 05/18 12:00 | 28 | Federica Arcidiacono v Oana Georgeta Simion | 2-6,6-4,3-6 | |
| ITF W15 Barletta | 05/17 13:35 | 27 | Angelica Raggi v Oana Georgeta Simion | 3-6,1-6 | |
| ITF W15 Barletta | 05/16 14:40 | 26 | Natsumi Kawaguchi v Oana Georgeta Simion | 6-2,4-6,3-6 | |
| ITF W15 Barletta | 05/15 13:15 | 25 | Enola Chiesa v Oana Georgeta Simion | 3-6,2-6 | |
| ITF W15 Tucepi | 05/10 09:00 | 27 | Antonia Ruzic v Oana Georgeta Simion | 6-2,6-3 | |
| ITF W15 Tucepi | 05/09 11:45 | 26 | Sarah Nikocevic v Oana Georgeta Simion | 4-6,6-4,3-6 | |
| ITF W15 Tucepi | 05/08 09:45 | 25 | Tamara Malesevic v Oana Georgeta Simion | 6-7,3-6 | |
| ITF W25 Pelham | 04/10 15:00 | 25 | [224] Ellen Perez v Oana Georgeta Simion [439] | 6-4,6-1 | |
| ITF W25 Jackson | 04/05 14:00 | 26 | [435] Oana Georgeta Simion v Gaia Sanesi [392] | 0-6,1-6 | |
| ITF W25 Jackson | 04/02 18:55 | 25 | Oana Georgeta Simion v Verena Meliss | 7-5,3-6,6-1 | |
| ITF W15 Tabarka | 03/23 14:30 | 27 | Oana Georgeta Simion v Melanie Stokke | 6-7,3-6 | |
| ITF W15 Tabarka | 03/23 09:00 | 26 | Oana Georgeta Simion v Ani Vangelova | 6-2,6-1 | |
| ITF W15 Tabarka | 03/22 14:15 | - | Oana Georgeta Simion v Ani Vangelova | 6-2,5-1 | |
| ITF W15 Tabarka | 03/22 11:20 | 25 | Oana Georgeta Simion v Oana Gavrila | 4-6,6-2,7-5 | |
| ITF W15 Amiens | 03/10 13:30 | 29 | Rebeka Masarova v Oana Georgeta Simion | 6-0,6-3 | |
| ITF W15 Amiens | 03/09 13:30 | 28 | Oana Georgeta Simion v Mylene Halemai | 7-5,6-3 | |
| ITF W15 Amiens | 03/08 17:55 | 27 | Oana Georgeta Simion v Margaux Orange | 7-6,4-6,6-4 |