Stadium: Court 2 Round: 25
| ITF Women Caserta | 2018/05/27 08:30 | Zimmermann, Kimberley v Rubini, Stefania | 1-6,7-5,6-1 |
| ITF Women Wirral | 2018/10/30 13:25 | Eden Silva v Rubini, Stefania | 6-7,6-4,6-2 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/10/04 13:00 | Carolina Alves v Rubini, Stefania | 6-1,6-3 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/10/02 16:05 | Elena Malygina v Rubini, Stefania | 2-6,6-3,3-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/27 13:50 | Carolina Alves v Rubini, Stefania | 7-6,7-5 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/25 15:55 | Rubini, Stefania v Federica Di Sarra | 6-3,6-1 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/21 14:15 | Rubini, Stefania v Zarycka, Anastatsia | 1-6,4-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/20 13:50 | Kordolaimi, Eleni v Rubini, Stefania | 2-6,5-7 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/18 15:35 | Ivaldi, Benedetta v Rubini, Stefania | 4-6,5-7 |
| ITF Women Toronto | 2018/11/02 15:15 | Zimmermann, Kimberley v Jessika Ponchet | 2-6,3-6 |
| ITF Women Toronto | 2018/10/31 14:00 | Kostova, Elitsa v Zimmermann, Kimberley | 2-6,4-6 |
| ITF Women Toronto | 2018/10/29 16:20 | Emina Bektas v Zimmermann, Kimberley | 4-6,7-5,3-6 |
| ITF Women Saguenay | 2018/10/23 22:30 | Katherine Sebov v Zimmermann, Kimberley | 0-6,6-1,6-4 |
| ITF Women Joue-Les-Tours | 2018/10/16 13:05 | Tessah Andrianjafitrimo v Zimmermann, Kimberley | 6-3,7-5 |
| ITF Women Cherbourg | 2018/10/10 14:30 | Yerolymos, Margot v Zimmermann, Kimberley | 5-7,7-6,6-1 |
| ITF Women Cherbourg | 2018/10/09 09:20 | Tholey, Lea v Zimmermann, Kimberley | 4-6,4-6 |
| ITF Women Saint Malo | 2018/09/16 16:15 | Zimmermann, Kimberley v Yerolymos, Margot | 6-1,1-6,2-6 |