Head to Head
| Hungarian Int. | 2019/11/01 12:00 | Kalle Koljonen v Sergey Sirant | L | 1-2 |
| Azerbaijan Int. | 2019/06/07 13:30 | Kalle Koljonen v Sergey Sirant | W | 2-0 |
Home History
| India Open | 2022/01/11 06:30 | Kartikey Gulshan Kumar v Kalle Koljonen | W | 0-2 |
| World Championships | 2021/12/14 09:00 | Mark Caljouw v Kalle Koljonen | L | 2-1 |
| World Championships | 2021/12/12 09:40 | Lino Munoz v Kalle Koljonen | W | 0-2 |
| Dutch Open | 2021/10/16 08:20 | Kalle Koljonen v Pablo Abian | L | 1-2 |
| Dutch Open | 2021/10/15 12:00 | Mads Christophersen v Kalle Koljonen | W | 0-2 |
| Dutch Open | 2021/10/14 07:40 | Kalle Koljonen v Ajay Jayaram | W | 2-1 |
| Sudirman Cup | 2021/09/29 13:30 | Srikanth Kidambi v Kalle Koljonen | L | 2-1 |
| Sudirman Cup | 2021/09/26 07:20 | Guangzu Lu v Kalle Koljonen | L | 2-0 |
Away History
| India Open | 2022/01/11 05:10 | June Wei Cheam v Sergey Sirant | W | 0-2 |
| World Championships | 2021/12/13 08:40 | Sergey Sirant v Kanta Tsuneyama | L | 1-2 |
| Olympics 2020 - Men | 2021/07/28 09:00 | Anthony Sinisuka Ginting v Sergey Sirant | L | 2-0 |
| Olympics 2020 - Men | 2021/07/27 01:00 | Sergey Sirant v Gergely Krausz | W | 2-0 |
| Portuguese Int. | 2021/05/07 14:50 | Alex Lane v Sergey Sirant | L | 2-1 |
| European Championships | 2021/04/28 11:40 | Sergey Sirant v Brice Leverdez | L | 1-2 |
| Orleans Masters | 2021/03/24 11:00 | Xiaodong Sheng v Sergey Sirant | L | 2-1 |
| Orleans Masters | 2021/03/23 17:45 | Kim Bruun v Sergey Sirant | W | 1-2 |