Round: 54 Ground: Hardcourt outdoor
| ITF Women Heraklion | 2018/11/04 08:00 | Anda Ghinga v Maria Marnellou | 6-0,6-1 |
| ITF Women Heraklion | 2018/10/27 07:00 | Sonja Krtenova v Maria Marnellou | 6-3,7-5 |
| ITF Women Heraklion | 2018/03/25 08:00 | Sara Lanca v Maria Marnellou | 6-0,6-2 |
| ITF Women Heraklion | 2018/03/17 07:30 | Maria Marnellou v Jennifer Wacker | 2-6,1-6 |
| ITF Women Heraklion | 2018/03/10 07:30 | Sara Cvorovic v Maria Marnellou | 6-3,6-3 |
| ITF Women Heraklion | 2018/03/04 09:30 | Maria Marnellou v Aleksandra Stosic | 0-6,4-6 |
| ITF Women Heraklion | 2018/02/24 08:00 | Mia Mijatovic v Maria Marnellou | 6-0,6-0 |
| ITF Women Heraklion | 2017/11/19 09:00 | Maria Marnellou v Alexandra Maria Staiculescu | 1-6,0-6 |
| ITF Women Heraklion | 2018/11/04 08:00 | Katerina Antoniou v Kimmy A. Guerin | 0-6,0-6 |
| ITF Women Heraklion | 2018/11/03 07:30 | Jovana Babic v Katerina Antoniou | 5-7,6-7 |
| ITF Women Haren | 2018/08/25 08:00 | Katerina Antoniou v Delfina Glorioso | 3-6,4-6 |
| ITF Women Den Haag Qual | 2018/06/30 07:00 | Katerina Antoniou v Caroline Ilowska | 2-6,1-6 |
| ITF Women Alkmaar | 2018/06/23 08:00 | Katerina Antoniou v Svetlana Iansitova | 2-6,0-6 |
| ITF Women Heraklion | 2018/03/13 08:00 | Laura Schaeder v Katerina Antoniou | 6-2,6-3 |
| ITF Women Heraklion | 2018/03/04 09:30 | Joanna Zawadzka v Katerina Antoniou | 6-2,6-1 |
| ITF Women Heraklion | 2018/03/03 07:30 | Anastassia Pantelic v Katerina Antoniou | 6-7,4-6 |