Stadium: Court 12 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Cancun | 2019/11/12 17:15 | Allura Zamarripa v Maribella Zamarripa | 2-6,3-6 |
| ITF W15 Cancun | 2019/11/11 17:00 | Jennifer Rosa Dourado v Maribella Zamarripa | 4-6,3-6 |
| ITF W15 Cancun | 2019/11/05 19:00 | Maribella Zamarripa v Madison Bourguignon | 6-3,2-6,4-6 |
| ITF W15 Norman | 2019/09/30 15:00 | Maribella Zamarripa v Martha Matoula | 2-6,2-6 |
| ITF W25 Redding | 2019/09/09 17:00 | Ingrid Gamarra Martins v Maribella Zamarripa | 6-2,6-1 |
| Orlando, Singles Qualifying W-ITF-USA-27A | 2019/06/18 13:00 | Eleana Yu v Maribella Zamarripa | 6-3,1-6,10-5 |
| Orlando, Singles Qualifying W-ITF-USA-27A | 2019/06/17 13:00 | Maribella Zamarripa v Baranovski, Anna | 6-0,6-1 |
| Wesley Chapel, Singles Qualifying W-ITF-USA-26A | 2019/06/13 13:00 | Maribella Zamarripa v Maria Lourdes Carle | 2-6,1-6 |
| ITF W15 Guatemala | 2019/11/06 17:10 | Tanasescu, Maria v Mara Schmidt | 6-4,3-6,4-6 |
| ITF W60 Toronto | 2019/10/28 15:00 | Broady, Naomi v Tanasescu, Maria | 6-1,6-3 |
| ITF W60 Saguenay | 2019/10/23 16:35 | Shaffer, Kennedy v Tanasescu, Maria | 6-4,6-4 |
| Curtea De Arges, Singles W-ITF-ROU-03A | 2019/09/04 10:10 | Tanasescu, Maria v Klincov, Bojana | 2-6,3-6 |
| ITF W15 Vrnjacka Banja | 2019/08/29 11:05 | Szlavikovics, Szabina v Tanasescu, Maria | 6-2,6-0 |
| ITF W15 Vrnjacka Banja | 2019/08/28 07:00 | Tanasescu, Maria v Vdovenco, Anastasia | 7-6,6-3 |
| ITF W15 Savitaipale | 2019/07/31 08:30 | Tanasescu, Maria v Brune Olsen, Astrid Wanja | 4-6,1-6 |
| Tampere, Singles W-ITF-FIN-01A | 2019/07/24 09:35 | Tanasescu, Maria v Iveta Dapkute | 2-6,6-0,1-6 |