| Bajnokok Ligája | 10/15 17:30 | - | Panagiotis Gionis v Patrick Franziska | L | 0-3 | |
| Bajnokok Ligája | 10/15 16:30 | - | Panagiotis Gionis v Kun Shang | W | 3-1 | |
| German Open | 10/10 14:40 | 5 | Panagiotis Gionis v Sangsu Lee | L | 3-4 | |
| Challenger Ochsenhausen | 09/29 14:21 | - | Panagiotis Gionis v Bartosh Suh | W | 3-0 | |
| Európa Bajnokok Ligája | 09/13 20:50 | - | David Bessa v Panagiotis Gionis | W | 1-3 | |
| Poland First league | 09/10 18:18 | - | Chan-Hyeok Park v Gionis Panagiotis | L | 1-0 | |
| Poland First league | 09/10 16:20 | - | Boguslav Koszyk v Gionis Panagiotis | L | 3-2 | |
| Euro Team Champs | 09/05 14:00 | 1 | Marcos Freitas v Panagiotis Gionis | L | 3-1 | |
| Euro Team Champs | 09/04 08:00 | 1 | Gionis Panagiotis v Abdullah Yigenler | W | 3-2 | |
| Európa Játékok | 06/24 14:00 | - | Tomislav Pucar v Panagiotis Gionis | L | 4-2 | |
| Európa Játékok | 06/23 15:00 | - | Liam Pitchford v Panagiotis Gionis | W | 1-4 | |
| Európa Játékok | 06/22 16:00 | - | Panagiotis Gionis v Luka Mladenovic | W | 4-0 | |
| World Championship | 04/24 10:40 | 5 | Panagiotis Gionis v Jingkun Liang | L | 1-4 | |
| World Championship | 04/23 18:40 | 6 | Yun-Ju Lin v Panagiotis Gionis | W | 3-4 | |
| World Championship | 04/23 11:20 | 57 | Hunor Szocs v Panagiotis Gionis | W | 1-4 | |
| Cseh Extraleague | 04/04 16:08 | - | Gionis Panagiotis v Patryk Chojnowski | W | 3-1 | |
| Qatar Open - vegyes páros | 03/27 10:00 | - | Panagiotis Gionis v Kirill Skachkov | L | 0-4 | |
| Cseh Extraleague | 03/24 15:08 | - | Panagiotis Gionis v Yingchao Hou | W | 3-2 | |
| Cseh Extraleague | 02/22 17:34 | - | Gionis Panagiotis v Chuanxi Han | W | 3-2 | |
| Qatar Open - nők | 02/07 19:50 | - | Timo Boll v Panagiotis Gionis | L | 3-0 | |
| Qatar Open - nők | 02/02 19:45 | 3 | Vladimir Samsonov v Gionis Panagiotis | L | 4-1 | |
| Qatar Open - nők | 02/02 15:30 | 4 | Panagiotis Gionis v Mattias Falck | W | 4-2 | |
| Qatar Open - nők | 01/24 18:05 | - | Gionis Panagiotis v Anton Kallberg | L | 2-3 | |
| Qatar Open - nők | 01/17 19:30 | 5 | Kristian Karlsson v Panagiotis Gionis | L | 4-0 | |
| Qatar Open - nők | 12/07 18:51 | - | Darko Jorgic v Panagiotis Gionis | W | 1-3 | |
| Qatar Open - nők | 11/30 19:21 | - | Gionis Panagiotis v Zhai Yujia | L | 1-3 | |
| Qatar Open - nők | 11/30 16:51 | - | Gionis Panagiotis v Michael Maze | L | 2-3 | |
| Qatar Open - vegyes páros | 11/20 17:08 | - | Panagiotis Gionis v Denis Ivonin | W | 3-0 | |
| Qatar Open - nők | 11/15 19:29 | - | Panagiotis Gionis v Jon Persson | L | 2-3 | |
| Qatar Open - nők | 10/26 17:30 | - | Jon Persson v Gionis Panagiotis | L | 3-2 |