| Irish Open | 2019/11/14 10:45 | Munoz, Lino v Samuel Hsiao | L | 2-1 |
| Irish Open Qual | 2019/11/13 17:00 | Samuel Hsiao v Elbrond, Christoffer | W | 2-1 |
| Irish Open Qual | 2019/11/13 14:00 | Fung, Oswald v Samuel Hsiao | W | 0-2 |
| Irish Open Qual | 2019/11/13 11:30 | Lyons, Louie v Samuel Hsiao | W | 0-2 |
| Norwegian Int. Qual | 2019/11/07 12:30 | Samuel Hsiao v Klindt, Philip Illum | L | 0-2 |
| SaarLorLux Open 2019, MS | 2019/10/29 17:40 | Samuel Hsiao v Max Weisskirchen | L | 1-2 |
| Cyprus Int. | 2019/10/12 08:00 | Elias Bracke v Samuel Hsiao | L | 2-0 |
| Cyprus Int. | 2019/10/11 14:00 | Tobias Kuenzi v Samuel Hsiao | W | 1-2 |
| Norwegian Int. | 2019/11/08 10:40 | Tsai, Andy v Rossi, Leo | L | 2-1 |
| Dutch Open | 2019/10/10 14:50 | Rossi, Leo v Li, S. F. | L | 0-2 |
| Dutch Open | 2019/10/09 17:50 | Rouxel, Thomas v Rossi, Leo | W | 1-2 |
| Dutch Open | 2019/10/08 16:35 | Rossi, Leo v Mithun Manjunath | W | 2-1 |
| Dutch Open (GP) 2017, Qualification | 2019/10/08 09:10 | Joran Kweekel v Rossi, Leo | W | 1-2 |
| Czech Open | 2019/09/28 09:00 | Dolan, Jonathan v Rossi, Leo | L | 2-0 |
| Bulgarian Open | 2019/08/13 09:40 | Rossi, Leo v Heino, Iikka | W | 2-1 |
| Spanish Int. Qual | 2019/06/12 13:30 | Rossi, Leo v Karan Rajan Rajarajan | L | 1-2 |