Stadium: Court 4 Round: 25 Ground: Clay
| ITF W25 Aschaffenburg | 2019/07/18 12:20 | Natalia Siedliska v Jule Niemeier | 1-6,2-6 |
| ITF W25 Aschaffenburg | 2019/07/17 11:00 | Alexandra Vecic v Natalia Siedliska | 4-6,1-6 |
| ITF W25 Darmstadt | 2019/06/24 12:15 | Natalia Siedliska v Tayisiya Morderger | 6-7,1-6 |
| ITF W25 Darmstadt | 2019/06/24 08:00 | Natalia Siedliska v Natalie Proese | 6-3,3-6,16-14 |
| ITF W25 Hong Kong | 2019/05/28 10:25 | Natalia Siedliska v Yui Chikaraishi | 3-6,2-6 |
| ITF W25 Karuizawa | 2019/05/21 06:20 | Natalia Siedliska v Xiaodi You | 2-6,6-4,6-4 |
| ITF W25 Singapore | 2019/05/16 03:55 | Valeria Savinykh v Natalia Siedliska | 7-6,6-1 |
| ITF W25 Singapore | 2019/05/15 03:25 | Nikita Uberoi v Natalia Siedliska | 1-6,4-6 |
| ITF W25 Stuttgart | 2019/07/06 15:40 | Maja Chwalinska v Olga Govortsova | 6-4,5-7,6-7 |
| ITF W25 Stuttgart | 2019/07/05 11:00 | Maja Chwalinska v Kathinka Von Deichmann | 6-3,6-2 |
| ITF W25 Stuttgart | 2019/07/04 09:00 | Maja Chwalinska v Nina Potocnik | 6-2,7-5 |
| ITF W25 Stuttgart | 2019/07/03 10:40 | Maja Chwalinska v Sofia Shapatava | 6-1,6-3 |
| ITF W60 Stare Splavy | 2019/06/20 09:20 | Barbora Krejcikova v Maja Chwalinska | 6-7,7-5,6-3 |
| ITF W60 Stare Splavy | 2019/06/19 11:15 | Maja Chwalinska v Sara Errani | 6-3,6-3 |
| ITF W60 Stare Splavy | 2019/06/18 08:00 | Maja Chwalinska v Anna Siskova | 6-2,6-0 |
| ITF W60 Stare Splavy | 2019/06/17 08:00 | Maja Chwalinska v Alica Rusova | 6-0,6-1 |