| Bulgarian International - Damen | 10/02 13:00 | - | Nike Brajkovic v Maria Delcheva | L | 2-0 | |
| Slovak Open Women | 02/27 12:35 | - | Maria Delcheva v Chia Hsin Lee | L | 0-2 | |
| Europameisterschaft - Team - Frauen | 02/11 12:00 | - | Maria Delcheva v Maryna Ilyinskaya | L | 1-2 | |
| Italian International - Damen - Qualifikation | 12/12 11:25 | - | Wiktoria Dabczynska v Maria Delcheva | L | 2-1 | |
| Slowenien - Future Series - Damen | 11/22 12:55 | - | Marija Sudimac v Maria Delcheva | W | 1-2 | |
| Hungarian International - Frauen | 10/31 14:00 | 5 | Maria Delcheva v Brittney Tam | L | 0-2 | |
| Hatzor International - Damen | 10/25 13:30 | - | Ksenia Polikarpova v Maria Delcheva | L | 2-0 | |
| Czech Open - Damen | 09/28 09:30 | - | Petra Polanc v Maria Delcheva | L | 2-1 | |
| Czech Open - Damen | 09/27 18:00 | - | Marija Sudimac v Maria Delcheva | W | 0-2 | |
| Czech Open - Damen | 09/27 12:10 | - | Maria Delcheva v Elisa Wiborg | W | 2-0 | |
| Charkiw International - Damen | 09/06 09:50 | 5 | Maria Delcheva v Ozge Bayrak | L | 0-2 | |
| Charkiw International - Damen - Qualifikation | 09/04 10:30 | - | Anna Mikhalkova v Maria Delcheva | W | 0-2 |