Stadium: Centre Court Versmold Round: 54
| WTA Nurnberg Qual | 2018/05/19 14:00 | Jule Niemeier v Olga Ianchuk | 3-6,6-3,6-7 |
| ITF Women San Severo | 2018/05/16 17:00 | Jule Niemeier v Sviatlana Pirazhenka | 6-2,6-1 |
| ITF Women San Severo | 2018/05/14 12:00 | Veronica Napolitano v Jule Niemeier | 3-6,0-6 |
| ITF Women Rome | 2018/05/07 10:35 | Miriam Kolodziejova v Jule Niemeier | 6-4,6-1 |
| ITF Women Rome Qual | 2018/05/06 09:30 | Ludmilla Samsonova v Jule Niemeier | 6-3,6-2 |
| ITF Women Rome Qual | 2018/05/05 11:20 | Flavia Marcaccini v Jule Niemeier | 0-6,2-6 |
| ITF Women Wiesbaden | 2018/04/25 10:15 | Mandy Minella v Jule Niemeier | 6-4,6-2 |
| ITF Women Sharm El Sheikh | 2018/01/24 10:10 | Jule Niemeier v Berfu Cengiz | 1-6,4-6 |
| ITF Women Stare Splavy Qual | 2018/06/03 13:00 | Irina Ramialison v Lena Ruppert | 6-4,6-2 |
| ITF Women Stare Splavy Qual | 2018/06/03 08:00 | Lena Ruppert v Anne-Marie Medcalf | 6-0,6-4 |
| ITF Women Santa Margherita Qual | 2018/04/09 15:30 | Valeria Solovyeva v Lena Ruppert | 6-2,6-0 |
| ITF Women Santa Margherita Qual | 2018/04/02 17:45 | Marie Benoit v Lena Ruppert | 6-3,6-1 |
| ITF Women Santa Margherita Qual | 2018/04/01 12:00 | Lena Ruppert v Radina Rakic | 6-0,6-0 |
| ITF Women Stuttgart | 2018/01/24 12:45 | Lena Ruppert v Katerina Vankova | 2-6,3-6 |
| ITF Women Stuttgart | 2018/01/23 09:00 | Lena Ruppert v Arina Gabriela Vasilescu | 2-6,6-4,6-2 |
| ITF Women Stuttgart | 2018/01/22 09:00 | Francisca Jorge v Lena Ruppert | 6-3,2-6,3-6 |