| Paraguay Open Women | 09/13 17:20 | - | Paulina Vega v Melanie Diaz | W | 2-4 | |
| Pan American Games Women | 08/10 23:20 | - | Melanie Diaz v Bruna Takahashi | W | 3-2 | |
| Pan American Games Women | 08/08 23:30 | - | Eva Brito v Melanie Diaz | W | 1-3 | |
| Pan America Games Women | 08/07 15:00 | - | Melanie Diaz v Yue Wu | L | 2-4 | |
| Pan America Games Women | 08/06 20:00 | - | Yadira Silva v Melanie Diaz | W | 3-4 | |
| Pan America Games Women | 08/06 15:00 | - | Eva Brito v Melanie Diaz | W | 0-4 | |
| China Open Women | 05/29 02:00 | - | Melanie Diaz v Ho Ching Lee | L | 1-4 | |
| Czech Republic Extraleague | 03/20 06:40 | - | Melanie Diaz v Rheann Chung | W | 3-0 | |
| Qatar Open XD | 08/14 11:45 | - | Melanie Diaz v Krittwika Roy | W | 4-3 | |
| Qatar Open XD | 03/29 09:45 | 1 | Melanie Diaz v Yuka Minagawa | L | 3-4 | |
| Qatar Open XD | 03/28 09:30 | 1 | Melanie Diaz v Andrea Perez | W | 4-0 | |
| Qatar Open XD | 03/20 10:20 | 1 | Melanie Diaz v Jennifer Jonsson | L | 2-4 | |
| Qatar Open XD | 11/14 09:45 | 1 | Bernadette Szocs v Melanie Diaz | L | 4-0 | |
| Qatar Open XD | 04/26 10:20 | 1 | Melanie Diaz v Yee Lok Lam | L | 1-3 | |
| Qatar Open XD | 03/16 08:13 | - | Dana Cechova v Melanie Diaz | W | 0-4 | |
| Qatar Open XD | 09/08 08:14 | - | Elizaveta Khlyzova v Melanie Diaz | L | 4-2 | |
| Qatar Open XD | 09/07 06:50 | - | Melanie Diaz v Daria Chernoray | W | 3-1 | |
| Qatar Open XD | 09/02 06:48 | - | Yui Hamamoto v Melanie Diaz | L | 3-0 |