ITF - Heraklion W15 03/20 09:10 25 Bianca E Barbulescu v Natalia Siedliska 4-6,6-4,6-2
ITF - Ipoh Perak W15 02/28 01:30 25 Natalia Siedliska v Yifan Sun 1-6,2-6
ITF - Antalya W35 01/11 13:05 25 [434] Natalia Siedliska v Anastasiia Gureva [483] Retired
ITF - Antalya W35 01/11 06:30 24 Natalia Siedliska v Tamara Curovic 6-3,6-3
ITF - Monastir W15 11/09 10:00 26 Natalia Siedliska v Ranah Akua Stoiber Walkover
ITF - Monastir W15 11/07 13:15 25 Natalia Siedliska v Zhanel Rustemova 6-0,6-2
ITF - Monastir W25 11/01 08:00 25 Natalia Siedliska v Anastasia Piangerelli 4-6,3-6
ITF - Monastir W15 10/19 08:00 26 Gloriana Goreti Nahum v Natalia Siedliska 6-2,7-5
ITF - Monastir W15 10/18 08:00 25 Mariia Bergen v Natalia Siedliska 2-6,2-6
ITF - Skopje W40 09/11 12:15 24 Natalia Siedliska v Luca Udvardy 3-6,4-6
ITF - Vienna W60 09/04 12:45 54 Natalia Siedliska v Tayisiya Morderger Cancelled
ITF - Arequipa W40 08/16 14:20 25 Victoria Muntean v Natalia Siedliska 6-4,6-3
ITF - Maspalomas W100 08/09 08:30 25 Daniela Seguel v Natalia Siedliska 6-4,6-0
ITF - Maspalomas W100 08/07 08:30 54 Natalia Siedliska v Maria Jose Portillo Ramirez 6-3,6-1
ITF - Maspalomas W100 08/06 08:25 54 [498] Natalia Siedliska v Bibiane Schoofs [96] 6-2,6-4
ITF - Cordenons W60 07/30 11:00 54 [498] Natalia Siedliska v Nika Radisic [199] Retired
ITF - Olomouc W60 07/20 10:15 26 Leyre Romero Gormaz v Natalia Siedliska 6-0,6-4
ITF - Olomouc W60 07/19 08:00 25 Natalia Siedliska v Maria Mateas Retired
ITF - Olomouc W60 07/18 07:50 24 Lisa Pigato v Natalia Siedliska 6-2,4-6,4-6
ITF - Olomouc W60 07/17 09:00 54 Natalia Siedliska v Arianna Zucchini 6-1,6-1
ITF - Olomouc W60 07/16 10:55 54 Natalia Siedliska v Martina Marusinova 6-0,6-3
ITF - Amstelveen W60 07/10 08:00 54 Annelin Bakker v Natalia Siedliska 6-3,1-6,6-1
ITF - Liepaja W60 07/05 09:35 25 Natalia Siedliska v Sujeong Jang 1-6,2-6
ITF - Liepaja W60 07/04 15:10 24 Rebeka Margareta Mertena v Natalia Siedliska 6-7,6-1,3-6
ITF - Liepaja W60 07/03 10:05 54 Natalia Siedliska v Marcelina Podlinska 6-3,6-2
ITF - Liepaja W60 07/02 14:15 54 Natalia Siedliska v Emilija Tverijonaite 6-3,6-7,6-1
ITF - Rzym W60 06/15 09:00 25 Petra Marcinko v Natalia Siedliska 6-3,6-0
ITF - Rzym W60 06/13 14:05 54 Angelica Moratelli v Natalia Siedliska 5-7,3-6
ITF - Rzym W60 06/12 14:25 54 Natalia Siedliska v Tamara Curovic 7-5,6-1
ITF - Monastir W15 06/11 09:00 29 Natalia Siedliska v Kristina Paskauskas 6-3,6-2