Stadium: Kyotec Round: 26
| ITF Women Petange | 2018/10/29 17:00 | Minella, Mandy v Anastasia Gasanova | 6-4,6-3 |
| WTA Luxembourg | 2018/10/16 16:00 | Minella, Mandy v Flipkens, Kirsten | 2-6,3-6 |
| WTA - Linz | 2018/10/08 08:00 | Ekaterina Alexandrova v Minella, Mandy | 6-1,6-0 |
| WTA - Linz | 2018/10/07 08:00 | Mavie Osterreicher v Minella, Mandy | 3-6,1-6 |
| Pékin, Chine | 2018/09/28 05:30 | Ajla Tomljanovic v Minella, Mandy | 6-2,6-2 |
| WTA Seoul | 2018/09/21 08:50 | Minella, Mandy v Ajla Tomljanovic | 2-6,6-4,5-7 |
| WTA Seoul | 2018/09/20 06:30 | Minella, Mandy v Priscilla Hon | 6-4,6-3 |
| Hiroshima, Japon | 2018/09/13 02:30 | Minella, Mandy v Su-Wei Hsieh | 3-6,2-6 |
| ITF Women Petange | 2018/10/30 13:00 | Detiuc, Anastasia v Piter, Katarzyna | 2-6,2-6 |
| ITF Women Oslo | 2018/10/25 08:00 | Paula Badosa v Piter, Katarzyna | 6-3,6-3 |
| ITF Women Oslo | 2018/10/24 08:00 | Lister, Cornelia v Piter, Katarzyna | 7-5,3-6,2-6 |
| ITF Women Oslo | 2018/10/23 08:00 | Gerlach, Katharina v Piter, Katarzyna | 4-6,2-6 |
| WTA Luxembourg | 2018/10/13 21:10 | Piter, Katarzyna v Arantxa Rus | 1-6,3-6 |
| ITF Women Cherbourg | 2018/10/10 09:00 | Piter, Katarzyna v Cagla Buyukakcay | 7-5,3-6,5-7 |
| ITF Women Cherbourg | 2018/10/09 07:30 | Piter, Katarzyna v Fayol, Clemence | 6-4,6-2 |
| Obidos, Singles W-WITF-POR-12A | 2018/10/02 10:00 | Mirjam Bjorklund v Piter, Katarzyna | 6-1,7-6 |