Stadium: Court 3 Round: 25
| WTA Stuttgart Qual | 2018/04/21 16:50 | Julia Middendorf v Marta Kostyuk | 1-6,2-6 |
| ITF Women Aschaffenburg Qual | 2018/07/01 12:00 | Schultheiss, Carmen v Anna Gabric | 2-6,7-6,2-6 |
| ITF Women Aschaffenburg Qual | 2018/07/01 08:00 | Bozicevic, Isabella v Schultheiss, Carmen | 2-6,1-6 |
| ITF Women Stuttgart Qual | 2018/06/25 09:00 | Schultheiss, Carmen v Halbauer, Elizabeth | 3-6,0-6 |
| ITF Women Kaltenkirchen | 2018/06/18 13:00 | Pipa, Shaline-Doreen v Schultheiss, Carmen | 7-5,6-1 |
| ITF Women Kaltenkirchen | 2018/06/17 08:30 | Schultheiss, Carmen v Alice Violet | 6-2,6-2 |
| ITF Women Essen Qual | 2018/06/10 10:00 | Anna Gabric v Schultheiss, Carmen | 6-2,5-7,6-1 |
| ITF Women Essen Qual | 2018/06/10 07:00 | Schultheiss, Carmen v Rakic, Radina | 6-1,6-1 |
| ITF Women Petange | 2017/10/31 16:00 | Schultheiss, Carmen v Knoll, Xenia | 0-6,2-6 |