| Liga majstrov | 11/19 17:20 | - | Daniel Habesohn v Ioannis Sgouropoulos | L | 3-2 | |
| Liga majstrov | 11/13 17:30 | - | Nandor Ecseki v Ioannis Sgouropoulos | W | 0-3 | |
| WTT Contender Novo Gorica | 10/31 17:30 | - | Daeseong Cho v Ioannis Sgouropoulos | L | 3-0 | |
| WTT Contender Novo Gorica | 10/31 08:30 | - | Ioannis Sgouropoulos v Ivor Ban | W | 3-1 | |
| WTT Feeder - Panagyurishte | 09/02 10:05 | - | Lilian Bardet v Ioannis Sgouropoulos | L | 3-2 | |
| Majstrovstvá Európy | 08/19 08:00 | 5 | Ioannis Sgouropoulos v Dang Qiu | L | 0-4 | |
| Majstrovstvá Európy | 08/17 19:05 | 6 | Alvaro Robles v Ioannis Sgouropoulos | W | 3-4 | |
| Majstrovstvá Európy | 08/16 11:45 | - | Ioannis Sgouropoulos v Mattias Mongiusti | W | 3-0 | |
| Majstrovstvá Európy | 08/15 09:15 | - | Ioannis Sgouropoulos v Eduard Ionescu | W | 3-1 | |
| Majstrovstvá Európy | 08/14 15:40 | - | Ioannis Sgouropoulos v Filip Mladenovski | W | 3-0 | |
| WTT Contender - Záhreb - kvalifikácia | 06/13 18:10 | - | Ioannis Sgouropoulos v Lubomir Jancarik | L | 2-3 | |
| WTT Contender - Záhreb - kvalifikácia | 06/13 11:00 | - | Ioannis Sgouropoulos v Maciej Kolodziejczyk | W | 3-1 | |
| WTT Contender Doha | 03/20 11:15 | - | Ioannis Sgouropoulos v Licen Yuan | L | 2-3 | |
| WTT Contender Doha | 03/19 16:45 | - | Dimitrije Levajac v Ioannis Sgouropoulos | W | 2-3 | |
| WTT Contender Doha | 03/19 12:45 | - | Ioannis Sgouropoulos v Niagol Stoyanov | W | 3-0 | |
| WTT Contender Doha | 03/18 16:55 | - | Ioannis Sgouropoulos v Leonardo Mutti | W | 3-0 | |
| WTT Feeder - Doha | 03/15 16:40 | - | Zihao Zhao v Ioannis Sgouropoulos | L | 4-0 | |
| WTT Feeder - Doha | 03/15 10:05 | - | Ioannis Sgouropoulos v Maciej Kolodziejczyk | W | 3-2 | |
| Liga majstrov | 01/19 14:00 | 3 | Tomislav Pucar v Ioannis Sgouropoulos | L | 3-0 | |
| Liga majstrov | 01/13 18:45 | 3 | Ioannis Sgouropoulos v Liam Pitchford | L | 1-3 | |
| World Championship | 11/24 01:20 | 57 | Sangsu Lee v Ioannis Sgouropoulos | L | 4-0 | |
| Oman Open - U21 - ženy | 11/14 16:10 | - | Ioannis Sgouropoulos v Maksim Grebnev | W | 4-3 | |
| Oman Open - U21 - ženy | 11/14 10:40 | - | Lev Katsman v Ioannis Sgouropoulos | W | 3-4 | |
| Oman Open - U21 - ženy | 11/13 16:20 | - | Bastien Rembert v Ioannis Sgouropoulos | W | 1-4 | |
| Oman Open - U21 - ženy | 11/13 10:00 | - | Carlo Rossi v Ioannis Sgouropoulos | W | 3-4 | |
| Oman Open - U21 - ženy | 11/12 11:40 | - | Ioannis Sgouropoulos v Gabrielius Camara | W | 4-0 | |
| Oman Open - U21 - ženy | 11/11 15:35 | - | Ioannis Sgouropoulos v Maksim Grebnev | W | 4-2 | |
| Oman Open - U21 - ženy | 11/11 12:15 | - | Ioannis Sgouropoulos v Borgar Haug | W | 4-0 | |
| Liga majstrov | 11/07 11:25 | - | Panagiotis Gionis v Ioannis Sgouropoulos | W | 1-3 | |
| Liga majstrov | 11/06 17:50 | - | Ioannis Sgouropoulos v Frantisek Onderka | W | 3-0 |