| TT Star Series | 2021/08/03 09:45 | David Reitspies v Tomas Koldas | W | 0-3 |
| TT Star Series | 2021/06/22 07:10 | Tomas Koldas v David Reitspies | L | 0-3 |
| TT Star Series | 2021/02/12 10:45 | Tomas Koldas v David Reitspies | L | 2-3 |
| TT Star Series | 2021/02/09 12:15 | David Reitspies v Tomas Koldas | L | 3-1 |
| TT Star Series | 2021/02/04 07:35 | Tomas Koldas v David Reitspies | L | 0-3 |
| TT Star Series | 2021/01/21 10:15 | David Reitspies v Tomas Koldas | L | 3-1 |
| TT Star Series | 2021/01/11 10:45 | David Reitspies v Tomas Koldas | L | 3-2 |
| TT Star Series | 2021/01/08 13:29 | David Reitspies v Tomas Koldas | L | 3-0 |
| TT Star Series | 2021/10/04 07:45 | Tomas Koldas v Boguslav Koszyk | L | 1-3 |
| Czech Open | 2021/08/23 12:20 | Sathiyan Gnanasekaran v Tomas Koldas | L | 4-0 |
| Czech Open | 2021/08/22 11:30 | Cedric Tschanz v Tomas Koldas | W | 2-3 |
| Czech Open | 2021/08/21 09:50 | Tomas Koldas v Adrian Dillon | W | 3-2 |
| WTT Contender Budapest | 2021/08/15 18:00 | Tomas Koldas v David Serdaroglu | L | 0-3 |
| TT Star Series | 2021/08/03 11:15 | Oleksandr Tymofieiev v Tomas Koldas | L | 3-1 |
| TT Star Series | 2021/08/03 09:45 | David Reitspies v Tomas Koldas | W | 0-3 |
| TT Star Series | 2021/08/03 07:45 | Daniel Kosiba v Tomas Koldas | W | 0-3 |
| TT Star Series | 2021/10/04 07:10 | Ondrej Bajger v David Reitspies | W | 0-3 |
| Czech Republic Extraleague | 2021/09/30 16:20 | Petr David v David Reitspies | W | 1-3 |
| Czech Republic Extraleague | 2021/09/24 17:00 | Martin Koblizek v David Reitspies | W | 1-3 |
| Czech Republic Extraleague | 2021/09/24 16:37 | Martin Olejnik v David Reitspies | W | 0-3 |
| Others | 2021/09/21 13:42 | David Reitspies v Viktor Brodd | L | 2-3 |
| TT Star Series | 2021/09/21 12:00 | David Reitspies v Tomas Tregler | W | 3-2 |
| TT Star Series | 2021/09/21 10:45 | Oleksandr Tymofieiev v David Reitspies | W | 1-3 |
| TT Star Series | 2021/09/21 08:15 | Thomas Keinath v David Reitspies | W | 0-3 |