Stadium: COURT 8 Round: 25
| ITF Women Budapest | 2018/07/10 12:10 | Katerina Stewart v Yafan Wang | 6-4,3-6,3-6 |
| ITF Women Rome | 2018/07/03 10:30 | Sofya Zhuk v Katerina Stewart | 6-7,6-1,6-1 |
| ITF Women Bethany Beach | 2018/06/10 13:00 | Grace Min v Katerina Stewart | 6-4,6-2 |
| ITF Women Bethany Beach | 2018/06/09 13:00 | Katerina Stewart v Ashley Kratzer | 3-6,6-3,6-0 |
| ITF Women Bethany Beach | 2018/06/08 13:00 | Robin Anderson v Katerina Stewart | 0-6,5-7 |
| ITF Women Bethany Beach | 2018/06/07 13:00 | Alexa Graham v Katerina Stewart | 1-6,5-7 |
| ITF Women Bethany Beach | 2018/06/06 14:30 | Genevieve Lorbergs v Katerina Stewart | 6-7,1-6 |
| ITF Women Naples | 2018/05/29 14:00 | Katerina Stewart v Ann Li | 6-3,5-7,1-6 |
| ITF Women Olomouc Qual | 2018/07/16 09:00 | Maria Marfutina v Katerina Filip | 6-2,6-1 |
| ITF Women Olomouc Qual | 2018/07/15 09:50 | Maria Marfutina v Iana Tishchenko | 6-7,6-2,6-1 |
| ITF Women Olomouc Qual | 2018/07/14 08:00 | Maria Marfutina v Jovana Trickovic | 7-5,6-1 |
| ITF Women Budapest Qual | 2018/07/08 09:00 | Luca Nagymihaly v Maria Marfutina | 4-6,6-2,7-6 |
| ITF Women Budapest Qual | 2018/07/07 10:05 | Natela Dzalamidze v Maria Marfutina | 1-6,4-6 |
| ITF Women Prerov | 2018/06/15 09:00 | Gabriela Pantuckova v Maria Marfutina | 6-2,6-2 |
| ITF Women Prerov | 2018/06/14 09:00 | Jana Jablonovska v Maria Marfutina | 2-6,4-6 |
| ITF Women Prerov | 2018/06/13 09:00 | Yuliya Lysa v Maria Marfutina | 7-6,3-6,2-6 |