| TT Cup (2023) | 05/30 23:40 | - | Chen Jining v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 05/30 23:10 | - | Vijay Kumar v Wes Wang | W | 3-0 | |
| TT Cup (2023) | 05/30 22:35 | - | Ahmed Soliman v Vijay Kumar | L | 3-0 | |
| TT Cup | 05/17 00:10 | - | Kas Sivaguru v Vijay Kumar | L | 3-1 | |
| TT Cup | 05/16 23:40 | - | Vijay Kumar v Lu Hsu Chang | W | 3-1 | |
| TT Cup | 05/16 23:05 | - | Kas Sivaguru v Vijay Kumar | L | 3-2 | |
| TT Cup | 05/16 22:40 | - | Ahmed Soliman v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 05/12 00:10 | - | Ahmed Soliman v Vijay Kumar | L | 3-1 | |
| TT Cup (2023) | 05/11 23:40 | - | Ahmed Soliman v Vijay Kumar | L | 3-2 | |
| TT Cup (2023) | 05/11 23:10 | - | Vijay Kumar v Chen Jining | W | 3-0 | |
| TT Cup (2023) | 05/11 22:35 | - | Naveen Mamidyala v Vijay Kumar | W | 0-3 | |
| TT Cup (2023) | 04/30 20:40 | - | Wes Wang v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 04/30 20:10 | - | Rags Mohanty v Vijay Kumar | W | 0-3 | |
| TT Cup (2023) | 04/30 19:45 | - | Santosh Chandrasekaran v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 04/30 19:15 | - | Vijay Kumar v Wes Wang | L | 0-3 | |
| TT Cup (2023) | 04/16 20:40 | - | Ankur Ahuja v Vijay Kumar | W | 2-3 | |
| TT Cup (2023) | 04/16 20:10 | - | Ankur Ahuja v Vijay Kumar | L | 3-0 | |
| TT Cup (2023) | 04/16 19:45 | - | Dixon Lee v Vijay Kumar | L | 3-2 | |
| TT Cup (2023) | 04/16 19:15 | - | Vijay Kumar v Kas Sivaguru | L | 1-3 | |
| TT Cup (2023) | 04/12 00:10 | - | Vijay Kumar v Patrick Keville | W | 3-1 | |
| TT Cup (2023) | 04/11 23:35 | - | Patrick Keville v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 04/11 23:10 | - | Ankur Ahuja v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 04/11 22:40 | - | Vijay Kumar v Chen Jining | W | 3-1 | |
| TT Cup (2023) | 03/29 00:05 | - | KC Sang v Vijay Kumar | W | 1-3 | |
| TT Cup (2023) | 03/28 23:35 | - | Vijay Kumar v Lu Hsu Chang | L | 2-3 | |
| TT Cup (2023) | 03/28 23:05 | - | Vijay Kumar v Leo Malin | L | 0-3 | |
| TT Cup (2023) | 03/28 22:35 | - | Vijay Kumar v KC Sang | L | 1-3 | |
| TT Cup (2023) | 03/22 02:05 | - | Victor Chis v Vijay Kumar | L | 3-2 | |
| TT Cup (2023) | 03/22 01:40 | - | Chen Jining v Vijay Kumar | L | 3-2 | |
| TT Cup (2023) | 03/22 01:10 | - | Vijay Kumar v Victor Chis | L | 0-3 |