Stadium: Court 2 Round: 26
| ITF Women Verbier | 2018/06/25 14:00 | Ottomano, Sara v Diana Martynov | 4-6,3-6 |
| ITF Women Essen Qual | 2018/06/10 10:00 | Anastasia Kulikova v Diana Martynov | 6-1,4-6,6-3 |
| ITF Women Verbier | 2018/06/25 07:00 | Ayline Esina Samardzic v Koelliker, Samantha | 4-6,5-7 |
| ITF Women Klosters | 2018/06/17 08:00 | Thaisa Grana Pedretti v Koelliker, Samantha | 6-1,6-1 |
| ITF Women Klosters | 2018/06/16 08:00 | Meyer, Dominique v Koelliker, Samantha | 2-6,6-3,2-6 |
| ITF Women Prerov Qual | 2018/06/09 11:00 | Petruzelova, Marketa v Koelliker, Samantha | 6-2,6-0 |
| ITF Women Tacarigua | 2018/05/05 15:00 | Brodsky, Gail v Koelliker, Samantha | 6-2,6-1 |
| ITF Women Florence | 2017/10/17 14:00 | Hanna Chang v Koelliker, Samantha | 6-2,6-2 |
| ITF Women Florence | 2017/10/15 14:00 | Koelliker, Samantha v Hudson, Zora | 6-3,6-1 |
| ITF Women Caslano | 2017/08/20 08:30 | Mader, Corina v Koelliker, Samantha | 6-4,6-4 |