| WTT United States Smash XD | 07/09 05:00 | 4 | Lin/Kuai v Gardos/Polcanova | L | 3-0 | |
| WTT United States Smash XD | 07/07 04:20 | 5 | Gardos/Polcanova v Burgos/Vega | W | 3-1 | |
| World Championship XD | 05/20 08:00 | 4 | Lin/Kuai v Gardos/Polcanova | L | 3-0 | |
| World Championship XD | 05/19 13:00 | 6 | Falck/Bergstrom v Gardos/Polcanova | W | 1-3 | |
| World Championship XD | 05/17 07:00 | 6 | Levajac/Lupulesku v Gardos/Polcanova | W | 0-3 | |
| WTT Singapore Smash XD | 02/05 13:20 | 3 | Polcanova/Gardos v Doo/Wong | L | 0-3 | |
| WTT Singapore Smash XD | 02/04 04:00 | 4 | Polcanova/Gardos v Ng/Bae | W | 3-0 | |
| European Champs XD | 10/18 19:05 | 1 | Robles/Xiao v Gardos/Polcanova | L | 3-0 | |
| European Champs XD | 10/18 10:35 | 2 | Gardos/Polcanova v Franziska/Kaufmann | W | 3-2 | |
| European Champs XD | 10/17 11:10 | 3 | Gardos/Polcanova v Levajac/Lupulesku | W | 3-0 | |
| European Champs XD | 10/17 07:35 | 4 | Gardos/Polcanova v Kubik/Wegrzyn | W | 3-2 | |
| ETTU European Individual Champs XD | 10/16 16:20 | 7 | Gardos/Polcanova v Kveton/Polakova | W | 3-2 | |
| WTT China Smash XD | 10/01 05:50 | 4 | Gardos/Polcanova v Shi/Yuan | L | 2-3 | |
| WTT Saudi Smash XD | 05/07 07:30 | 3 | Hayata/Harimoto v Polcanova/Gardos | L | 3-0 | |
| WTT Saudi Smash XD | 05/06 09:05 | 4 | Polcanova/Gardos v Ecseki/Madarasz | W | 3-1 | |
| WTT Saudi Smash XD | 05/04 18:25 | 5 | Jouti/Ng v Polcanova/Gardos | W | 1-3 | |
| Olympic Qualification XD | 04/12 15:30 | - | Gardos/Polcanova v Pistej/Balazova | L | 2-3 | |
| Olympic Qualification XD | 04/11 14:00 | - | Robles/Xiao v Gardos/Polcanova | L | 4-1 | |
| Singapore Smash XD | 03/13 08:00 | 3 | Gardos/Polcanova v Harimoto/Hayata | L | 0-3 | |
| Singapore Smash XD | 03/12 11:00 | 4 | Qiu/Mittelham v Gardos/Polcanova | W | 0-3 | |
| Singapore Smash XD | 03/10 13:40 | 5 | Wong/Pang v Gardos/Polcanova | W | 2-3 | |
| WTT Star Contender Doha XD Quals | 01/08 17:25 | 4 | Pitchford/Hursey v Polcanova/Gardos | L | 3-1 | |
| European Games XD | 06/24 14:00 | - | Ionescu/Szocs v Gardos/Polcanova | L | 3-1 | |
| ITTF World Championships XD | 05/23 13:30 | 4 | Sun/Wang v Polcanova/Gardos | L | 3-0 | |
| ITTF World Championships XD | 05/22 13:10 | 5 | Li/Huang v Polcanova/Gardos | W | 1-3 | |
| ITTF World Championships XD | 05/20 19:10 | 6 | Diaz/Afanador v Polcanova/Gardos | W | 1-3 | |
| WTT Star Contender Bangkok XD | 04/26 03:00 | 3 | Lim/Shin v Polcanova/Gardos | L | 3-2 | |
| WTT Star Contender Bangkok XD | 04/25 06:10 | 4 | Wong/Pang v Polcanova/Gardos | W | 1-3 | |
| WTT Singapore Smash XD | 03/13 10:30 | 4 | Gardos/Polcanova v Harimoto/Hayata | L | 1-3 | |
| WTT Singapore Smash XD | 03/11 14:00 | 5 | Pang/Wong v Polcanova/Gardos | W | 1-3 |