Stadium: Court 4 Round: 26 Ground: Clay
| Osprey, Fl, Singles Qualifying W-ITF-USA-14A | 2019/04/23 18:10 | Piter, Katarzyna v Zlochova, Zuzana | 6-3,6-1 |
| Dothan, Al, Simples W-ITF-USA-12A | 2019/04/16 17:25 | Kucova, Kristina v Piter, Katarzyna | 6-2,6-0 |
| Dothan, Al, Simples W-ITF-USA-12A | 2019/04/15 19:40 | Able, Emerald v Piter, Katarzyna | 1-6,1-6 |
| ITF W25 Pelham | 2019/04/11 15:00 | Piter, Katarzyna v Caroline Dolehide | 3-6,1-6 |
| ITF W25 Pelham | 2019/04/10 16:00 | Piter, Katarzyna v Victoria Rodriguez | 6-0,6-3 |
| Jackson, Singles W-ITF-USA-09A | 2019/04/04 18:00 | Piter, Katarzyna v Katie Volynets | 3-6,1-6 |
| Jackson, Singles W-ITF-USA-09A | 2019/04/03 15:00 | Piter, Katarzyna v Dia Evtimova | 6-4,6-0 |
| ITF W25 Macon | 2019/02/25 14:35 | Piter, Katarzyna v Xinyu Wang | 1-6,6-4,10-12 |
| Osprey, Fl, Singles Qualifying W-ITF-USA-14A | 2019/04/24 17:15 | Maria Camila Osorio Serrano v Usue Maitane Arconada | 3-6,6-3,3-6 |
| Dothan, Al, Simples W-ITF-USA-12A | 2019/04/19 19:45 | Usue Maitane Arconada v Elena-Gabriela Ruse | 3-6,2-6 |
| Dothan, Al, Simples W-ITF-USA-12A | 2019/04/18 18:00 | Claire Liu v Usue Maitane Arconada | 6-2,2-6,6-7 |
| Dothan, Al, Simples W-ITF-USA-12A | 2019/04/17 15:00 | Zoe Hives v Usue Maitane Arconada | 2-6,6-4,2-6 |
| ITF W25 Pelham | 2019/04/10 18:30 | Usue Maitane Arconada v Kucova, Kristina | 4-6,7-5,1-6 |
| Palm Harbor, Fl, Qualifications Simples W-ITF-USA-08A | 2019/04/02 20:40 | Usue Maitane Arconada v Nara, Kurumi | 4-6,6-4,2-6 |
| Irapuato, Singles W-ITF-MEX-02A | 2019/03/08 22:00 | Astra Sharma v Usue Maitane Arconada | 6-4,6-1 |
| Irapuato, Singles W-ITF-MEX-02A | 2019/03/07 21:00 | Usue Maitane Arconada v Xu, Shilin | 6-0,7-6 |