| Open de Croacia sub-21 | 05/15 11:30 | - | Ioannis Sgouropoulos v Takeru Kashiwa | W | 3-1 | |
| Open de Eslovenia sub-21 | 05/10 07:00 | - | Ioannis Sgouropoulos v Amin Ahmadian | L | 2-3 | |
| Open de Eslovenia | 05/09 12:45 | - | Ioannis Sgouropoulos v Shihao Wei | L | 0-3 | |
| Open de Eslovenia | 05/08 15:00 | - | Ioannis Sgouropoulos v Andraz Novak | W | 3-0 | |
| World Championship | 04/23 12:55 | 57 | Ioannis Sgouropoulos v Gaoyuan Lin | L | 1-4 | |
| World Championship | 04/22 14:45 | - | Ioannis Sgouropoulos v Rares Sipos | W | 4-3 | |
| World Championship | 04/22 11:30 | - | Khalid Assar v Ioannis Sgouropoulos | W | 0-4 | |
| Open de Catar - Femenino | 03/10 16:10 | - | Gerrit Engemann v Ioannis Sgouropoulos | W | 3-4 | |
| Open de Catar - Femenino | 03/10 12:30 | - | Ioannis Sgouropoulos v Rares Sipos | W | 4-3 | |
| Open de Catar - Femenino | 03/09 18:25 | - | Cristian Pletea v Ioannis Sgouropoulos | W | 1-4 | |
| República Checa - Extraliga | 03/09 16:05 | - | Thibaut Darcis v Ioannis Sgouropoulos | W | 0-4 | |
| Open de Catar - Femenino | 11/29 18:57 | - | Sheng Peng Fan v Ioannis Sgouropoulos | L | 3-1 | |
| Open de Catar - Dobles Mixtos | 11/20 17:35 | - | Ioannis Sgouropoulos v Sadi Ismailov | W | 3-2 | |
| Open de Catar - Femenino | 11/16 18:26 | - | Ioannis Sgouropoulos v Dimitrij Ovtcharov | L | 0-3 | |
| Open de Catar - Femenino | 10/26 11:50 | - | Marcos Freitas v Ioannis Sgouropoulos | L | 3-0 | |
| Open de Catar - Femenino | 10/19 18:05 | - | Ovidiu Ionescu v Ioannis Sgouropoulos | W | 0-3 | |
| Open de Catar - Femenino | 09/28 16:56 | - | Ioannis Sgouropoulos v Liam Pitchford | L | 0-3 | |
| Open de Catar - Dobles Mixtos | 09/19 12:15 | 1 | Tomislav Pucar v Ioannis Sgouropoulos | L | 4-1 | |
| Open de Catar - Dobles Mixtos | 09/18 09:15 | 1 | Ioannis Sgouropoulos v Samuel Novota | W | 4-1 | |
| Open de Catar - Dobles Mixtos | 03/27 18:06 | - | Alexey Liventsov v Ioannis Sgouropoulos | L | 3-1 | |
| Open de Catar - Dobles Mixtos | 03/27 15:05 | - | Kirili Skachkov v Ioannis Sgouropoulos | W | 1-3 | |
| Open de Catar - Dobles Mixtos | 03/10 15:25 | 1 | Cristian Pletea v Ioannis Sgouropoulos | L | 4-3 | |
| Open de Catar - Dobles Mixtos | 03/10 13:05 | 1 | Ioannis Sgouropoulos v Patryk Zatowka | W | 4-0 | |
| Open de Catar - Dobles Mixtos | 03/09 08:10 | 1 | Andreas Levenko v Ioannis Sgouropoulos | L | 4-2 | |
| Open de Catar - Dobles Mixtos | 11/13 14:20 | 1 | Ioannis Sgouropoulos v Alexander Franzen | L | 1-4 | |
| Open de Catar - Femenino | 09/15 17:00 | 1 | Simon Gauzy v Ioannis Sgouropoulos | L | 3-0 | |
| Open de Catar - Dobles Mixtos | 02/04 13:06 | - | Kilian Ort v Ioannis Sgouropoulos | L | 4-2 | |
| Open de Catar - Dobles Mixtos | 01/17 19:03 | - | Joao Geraldo v Ioannis Sgouropoulos | L | 4-1 | |
| Open de Catar - Dobles Mixtos | 01/17 08:14 | - | Can Akkuzu v Ioannis Sgouropoulos | L | 3-1 | |
| Open de Catar - Dobles Mixtos | 11/01 20:23 | - | Samuel Walker v Ioannis Sgouropoulos | L | 3-2 |