Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| WTA Mallorca Qual | 2018/06/17 12:30 | Ajla Tomljanovic v Barbora Stefkova | 3-6,6-3,6-3 |
| WTA Bol | 2018/06/05 09:00 | Viktorija Golubic v Barbora Stefkova | 6-4,7-6 |
| WTA Nurnberg Qual | 2018/05/19 08:00 | Barbora Stefkova v Dejana Radanovic | 4-6,5-7 |
| WTA Prague Qual | 2018/04/29 10:55 | Barbora Stefkova v Antonia Lottner | 2-6,0-6 |
| WTA Prague Qual | 2018/04/28 10:15 | Jesika Maleckova v Barbora Stefkova | 3-6,4-6 |
| ITF Women Sharm El Sheikh | 2018/03/31 08:00 | Nastja Kolar v Barbora Stefkova | 3-6,6-3,6-4 |
| ITF Women Sharm El Sheikh | 2018/03/30 08:00 | Barbora Stefkova v Yuliya Hatouka | 6-4,6-3 |
| ITF Women Sharm El Sheikh | 2018/03/29 08:00 | Barbora Stefkova v Rio Kitagawa | 6-0,6-0 |
| ITF Women Daegu | 2018/06/19 08:30 | Yuuki Tanaka v Na Ri Kim | 1-6,3-6 |
| ITF Women Kofu | 2018/06/14 03:35 | Yuuki Tanaka v Mai Hontama | 6-0,2-6,6-7 |
| ITF Women Kofu | 2018/06/12 01:00 | Yuuki Tanaka v Mitsumi Kawasaki | 6-0,6-2 |
| ITF Women Singapore | 2018/06/06 03:55 | Yuuki Tanaka v Haruka Kaji | 7-6,4-6,1-6 |
| ITF Women Singapore | 2018/06/05 03:35 | Yuuki Tanaka v Lynelle E T Lim | 6-0,6-0 |
| ITF Women Changwon | 2018/05/24 02:40 | Varvara Flink v Yuuki Tanaka | 7-5,6-2 |
| ITF Women Changwon | 2018/05/23 01:00 | Yuuki Tanaka v Pei-Chi Lee | 6-3,6-2 |
| ITF Women Incheon | 2018/05/16 01:30 | Peangtarn Plipuech v Yuuki Tanaka | 6-1,6-0 |