| Kharkiv International 2019, XD | 09/08 08:00 | 1 | Delrue F / Heriau V v Smilowski P / Swierczynska M | W | 0-2 | |
| Kharkiv International 2019, XD | 09/07 13:00 | 2 | Smilowski P / Swierczynska M v Mairs G / Williams V | W | 2-1 | |
| Kharkiv International 2019, XD | 09/07 07:00 | 3 | Adam E / Lambert M v Smilowski P / Swierczynska M | W | 1-2 | |
| Kharkiv International 2019, XD | 09/06 11:30 | 4 | Stallwood S / Madarasz R v Smilowski P / Swierczynska M | W | 1-2 | |
| World Championships XD | 08/19 08:00 | 6 | Do T D / Pham H N v Smilowski P / Swierczynska M | L | 2-0 | |
| Hellas Open XD | 08/11 08:00 | - | Smilowski P / Swierczynska M v Delrue F / Heriau V | L | 1-2 | |
| Hellas Open XD | 08/10 14:00 | - | Smilowski P / Swierczynska M v Pringle/Andrew | W | 2-1 | |
| Hellas Open XD | 08/10 06:30 | - | Smilowski P / Swierczynska M v Sompie F H / Sompie F E | W | 2-0 | |
| Open de Pologne - Doubles Mixtes | 03/29 08:00 | - | Smilowski P / Swierczynska M v Lin/Lin | W | 2-0 | |
| Orléans Masters - Doubles Mixtes | 03/20 12:00 | 5 | Magee S / Magee C v Smilowski P / Swierczynska M | L | 2-0 | |
| Open de Suisse - Doubles Mixtes | 03/12 17:00 | 5 | Smilowski P / Swierczynska M v Mittelheisser G / Mittelheisser A | L | 0-2 | |
| Giraldilla Int. XD | 03/09 16:00 | - | Smilowski P / Swierczynska M v Mitsova M / Vlaar A | L | 0-2 | |
| Giraldilla Int. XD | 03/09 09:30 | - | Smilowski P / Swierczynska M v Soenderg./Finne | W | 2-1 | |
| Giraldilla Int. XD | 03/08 10:30 | - | Smilowski P / Swierczynska M v Stoffersen / Ekelund | W | 2-0 | |
| Open de Suisse - Doubles Femmes - Qualif. | 02/26 09:40 | - | Smilowski P / Swierczynska M v Jille / Van Der Aar | L | 0-2 | |
| Giraldilla Int. XD | 11/02 15:20 | 3 | Seidel / Efler v Smilowski P / Swierczynska M | - | Walkover | |
| Giraldilla Int. XD | 11/01 18:35 | 4 | Smilowski P / Swierczynska M v Reynolds P / Darragh R | W | 2-1 | |
| Giraldilla Int. XD | 10/30 15:00 | 5 | Ren / Zhou v Smilowski P / Swierczynska M | - | Walkover | |
| Giraldilla Int. XD | 09/29 15:00 | 1 | Labar R / Fontaine A v Smilowski P / Swierczynska M | L | 2-0 | |
| Giraldilla Int. XD | 09/28 16:20 | 1 | Hemming C / Liew F T v Smilowski P / Swierczynska M | W | 0-2 | |
| Giraldilla Int. XD | 09/23 15:00 | 1 | Bitman J / Basova A v Smilowski P / Swierczynska M | L | 2-1 | |
| Giraldilla Int. XD | 09/23 08:00 | 1 | Lang P / Pohl H v Smilowski P / Swierczynska M | W | 0-2 | |
| Giraldilla Int. XD | 09/21 17:30 | 1 | Heino I / Nystrom J v Smilowski P / Swierczynska M | W | 0-2 | |
| Giraldilla Int. XD | 09/02 07:30 | 1 | Smilowski P / Swierczynska M v Sharma S / Parikh A | L | 1-2 | |
| Giraldilla Int. XD | 09/01 13:40 | 1 | Atrashchenkov V / Zharka Y v Smilowski P / Swierczynska M | W | 1-2 | |
| Giraldilla Int. XD | 08/31 14:46 | - | Smilowski P / Swierczynska M v Konov V / Lesnaya V | W | 2-1 | |
| Giraldilla Int. XD | 08/30 10:00 | 1 | Smilowski P / Swierczynska M v Druzchenko I / Kazarinova Y | W | 2-0 | |
| Indonesia Masters XD | 04/24 13:45 | 5 | Adcock C / Adcock G v Smilowski P / Swierczynska M | L | 2-0 | |
| Giraldilla Int. XD | 03/18 08:00 | 1 | Kaesbauer P / Konon O v Smilowski P / Swierczynska M | L | 2-0 | |
| Open de Suisse - Doubles Femmes - Qualif. | 03/17 17:00 | 1 | Smilowski P / Swierczynska M v Budzel F / Svabikova T | W | 2-0 |