| Europe Cup - Femmes | 01/31 11:40 | - | Marija Galonja v Silvia Erdelyi De Souza | L | 3-0 | |
| Ligue des Champions - Femmes | 02/23 17:40 | - | Elizabeta Samara v Silvia E De Souza | L | 3-0 | |
| Ligue des Champions - Femmes | 02/13 18:20 | - | Silvia Erdelyi De Souza v Xiaoxin Yang | - | Cancelled | |
| Ligue des Champions - Femmes | 02/13 17:35 | - | Silvia Erdelyi De Souza v Fu Yu | L | 1-3 | |
| Ligue des Champions - Femmes | 01/25 18:20 | - | Silvia Erdelyi De Souza v Olga Mikhaylova | - | Cancelled | |
| Ligue des Champions - Femmes | 01/25 17:40 | - | Silvia Erdelyi De Souza v Camille Lutz | W | 3-2 | |
| European Champions League - Women | 01/23 19:45 | - | Olga Mikhaylova v Silvia E De Souza | L | 3-2 | |
| Ligue des Champions - Femmes | 12/04 10:20 | - | Silvia Erdelyi De Souza v Andreea Dragoman | W | 3-1 | |
| Ligue des Champions - Femmes | 12/02 19:50 | - | Xiaona Shan v Silvia Erdelyi De Souza | L | 3-0 | |
| Ligue des Champions - Femmes | 12/02 17:35 | - | Nina Mittelham v Silvia Erdelyi De Souza | L | 3-0 | |
| Ligue des Champions - Femmes | 11/29 18:15 | - | Silvia Erdelyi De Souza v Josephina Neumann | W | 3-0 | |
| ETTU Cup Women | 04/08 17:40 | - | Silvia Erdelyi De Souza v Anais Salpin | L | 1-3 | |
| ETTU Cup Women | 02/24 17:20 | - | Silvia Erdelyi De Souza v Tijana Jokic | W | 3-2 | |
| ETTU Cup Women | 02/16 17:20 | - | Reka Bezeg v Silvia Erdelyi De Souza | W | 0-3 | |
| Ligue des Champions - Femmes | 12/06 14:40 | - | Solomiya Brateyko v Silvia Erdelyi De Souza | L | 3-2 | |
| Ligue des Champions - Femmes | 12/05 17:25 | - | Silvia Erdelyi De Souza v Andrea Todorovic | L | 0-3 | |
| Ligue des Champions - Femmes | 12/04 19:50 | - | Nina Mittelham v Silvia Erdelyi De Souza | L | 3-0 | |
| Ligue des Champions - Femmes | 12/03 17:10 | - | Silvia Erdelyi De Souza v Andrade, Raquel | W | 3-0 | |
| Ligue des Champions - Femmes | 02/14 18:50 | 3 | Muhlbach, Kathrin v Silvia Erdelyi De Souza | W | 1-3 | |
| Ligue des Champions - Femmes | 01/10 18:40 | 3 | Silvia Erdelyi De Souza v Xiaona Shan | L | 0-3 | |
| Ligue des Champions - Femmes | 11/29 18:40 | - | Silvia Erdelyi De Souza v Mo Zhang | W | 3-0 | |
| Ligue des Champions - Femmes | 10/22 17:30 | - | Polina Mikhaylova v Silvia Erdelyi De Souza | L | 3-1 | |
| Qatar Open 2019, MS | 11/30 20:08 | - | Dolgikh, Maria v Silvia Erdelyi De Souza | W | 2-3 |