Stadium: Clay 4 Round: 62 Ground: Hardcourt outdoor
| 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 |
| ITF Women Heraklion | 2018/02/24 08:00 | Aleksandra Stosic v Katerina Antoniou | 6-4,6-2 |
| ITF Women Heraklion | 2018/10/30 10:50 | Kimmy A. Guerin v Darya Astakhova | 4-6,2-6 |
| ITF Women Heraklion | 2018/10/29 07:30 | Sarah Nikocevic v Kimmy A. Guerin | 1-6,4-6 |
| ITF Women Heraklion | 2018/10/28 10:00 | Ramona Mataruga v Kimmy A. Guerin | 6-7,1-6 |
| ITF Women Florence | 2018/10/14 18:30 | Madison Harrison v Kimmy A. Guerin | 4-6,6-3,6-3 |
| ITF Women Charleston | 2018/10/01 13:00 | Kimmy A. Guerin v Chloe Beck | 2-6,2-6 |
| ITF Women Charleston | 2018/09/30 13:00 | Rebecca Lynn v Kimmy A. Guerin | 1-6,2-6 |
| ITF Women Hilton Head | 2018/09/26 14:55 | Eudice Chong v Kimmy A. Guerin | 6-4,6-4 |
| ITF Women Dublin | 2018/07/29 11:30 | Ema Lazic v Kimmy A. Guerin | 6-2,6-3 |