Stadium: Court 14 Round: 26 Ground: Hardcourt outdoor
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/27 09:30 | Maria Vittoria Viviani v Neuwirth, Yvonne | 7-6,6-4 |
| Pretoria, Singles W-ITF-RSA-02A | 2019/10/02 07:30 | Maria Vittoria Viviani v Olivier, Amy | 6-1,6-2 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/28 08:00 | Chanel Simmonds v Maria Vittoria Viviani | 6-3,7-5 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/27 09:30 | Maria Vittoria Viviani v Neuwirth, Yvonne | 7-6,6-4 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/26 08:00 | Barad Itzhaki, Tamara v Maria Vittoria Viviani | 2-6,6-4,4-6 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/25 08:00 | Maria Vittoria Viviani v Cox, Shannon | 6-1,6-1 |
| Tabarka, Singles W-ITF-TUN-18A | 2019/08/25 15:00 | Maria Vittoria Viviani v Georgiana Ruhrig | 6-1,6-0 |
| Tabarka, Singles W-ITF-TUN-18A | 2019/08/23 09:00 | Aurora Zantedeschi v Maria Vittoria Viviani | 4-6,6-3,6-4 |
| Tabarka, Singles W-ITF-TUN-18A | 2019/08/22 11:05 | Maria Vittoria Viviani v Angelica Raggi | 7-6,7-5 |
| Pretoria, Singles W-ITF-RSA-02A | 2019/10/02 07:30 | Elena Jamshidi v Neuwirth, Yvonne | 2-6,5-7 |
| Pretoria, Singles W-ITF-RSA-02A | 2019/09/30 07:30 | Neuwirth, Yvonne v Sebata, Rapelang Danielle | 6-2,6-1 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/27 09:30 | Maria Vittoria Viviani v Neuwirth, Yvonne | 7-6,6-4 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/26 09:30 | Riley, Alexandra v Neuwirth, Yvonne | 5-7,5-7 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/24 11:25 | Demi Tran v Neuwirth, Yvonne | 6-7,2-6 |
| ITF W25 Vienna | 2019/08/28 10:55 | Miriam Bulgaru v Neuwirth, Yvonne | 6-0,7-5 |
| ITF W25 Vienna | 2019/08/26 13:05 | Neuwirth, Yvonne v Lantigua de La Nuez, Ana | 1-6,6-4,10-7 |
| ITF W25 Leipzig | 2019/08/12 10:40 | Monova, Polina v Neuwirth, Yvonne | 6-0,5-7,10-8 |