Stadium: Court 5 Round: 62
| ITF Women Warsaw Qual | 2018/08/04 13:00 | Krtenova, Sonja v Laura Svatikova | 1-6,4-6 |
| ITF Women Jablonec Nad Nisou Qual | 2018/06/24 08:00 | Cechakova, Eva v Krtenova, Sonja | 7-5,1-6,6-2 |
| ITF Women Jablonec Nad Nisou Qual | 2018/06/23 09:00 | Krtenova, Sonja v Augustinova, Natalie | 6-7,6-3,6-4 |
| ITF Women Stare Splavy Qual | 2018/06/03 09:00 | Krtenova, Sonja v Milenkovic, Kristina | 1-6,1-6 |
| Prague, Singles W-WITF-CZE-06A | 2017/09/13 08:30 | Kolodziejova, Miriam v Krtenova, Sonja | 6-0,6-1 |
| ITF Women Prague Qual | 2017/09/11 10:35 | Krtenova, Sonja v Brozova, Katerina | 7-5,6-3 |
| ITF Women Prague Qual | 2017/09/10 11:00 | Pulchartova, Laetitia v Krtenova, Sonja | 4-6,6-7 |
| Prague, Singles W-WITF-CZE-06A | 2017/09/05 08:00 | Krtenova, Sonja v Tamara Curovic | 4-6,3-6 |
| ITF Women Caslano | 2018/08/18 09:30 | Marie Mettraux v Natalie Barbir | 6-3,7-6 |
| ITF Women Tarvisio | 2018/06/24 08:00 | Natalie Barbir v Bianchi, Alessia | 1-6,1-6 |
| ITF Women Sassuolo | 2018/06/18 13:10 | Simic, Jelena v Natalie Barbir | 6-1,6-0 |
| ITF Women Sassuolo | 2018/06/17 07:30 | Natalie Barbir v Nicole Fossa Huergo | 4-6,6-7 |
| ITF Women Sassuolo | 2018/06/16 09:30 | Natalie Barbir v Zara, Martina | 6-3,6-3 |
| ITF Women Maribor Qual | 2018/06/09 07:30 | Natalie Barbir v Morton, Emily | 4-6,6-4,1-6 |
| ITF Women Canberra Qual | 2018/03/24 01:00 | Mataruga, Ramona v Natalie Barbir | 6-4,3-6,7-6 |
| ITF Women Canberra Qual | 2018/03/17 03:35 | Kaylah McPhee v Natalie Barbir | 6-2,6-0 |