| WTA Chicago | 08/22 16:00 | 19 | Ana Bogdan v Zimmermann, Kimberley | 6-1,6-2 | |
| WTA Chicago Qual | 08/21 18:45 | 14 | [116] Zimmermann, Kimberley v Hailey Baptiste [181] | 6-2,6-4 | |
| ITF W100 Contrexeville | 07/05 15:30 | 54 | Zimmermann, Kimberley v Margaux Rouvroy | 7-6,6-7,3-10 | |
| ITF W100 Contrexeville | 07/04 14:30 | 54 | Zimmermann, Kimberley v Mina Hodzic | 6-4,6-3 | |
| WTA Bad Homburg | 06/20 10:30 | 19 | [267] Hatouka, Yuliya v Zimmermann, Kimberley [147] | 6-3,6-3 | |
| ITF W60 Stare Splavy | 06/16 10:05 | 25 | [205] Talaba, Gabriela v Zimmermann, Kimberley [147] | 6-2,6-3 | |
| ITF W60 Stare Splavy | 06/15 09:00 | 54 | Linda Klimovicova v Zimmermann, Kimberley | 4-6,2-6 | |
| ITF W60 Stare Splavy | 06/14 13:15 | 54 | [278] Nika Radisic v Zimmermann, Kimberley [147] | 6-4,4-6,8-10 | |
| ITF W60 Saint-Gaudens | 05/13 08:30 | 26 | [149] Kucova, Kristina v Zimmermann, Kimberley [155] | 6-2,6-4 | |
| ITF W60 Saint-Gaudens | 05/12 09:10 | 25 | [493] Elsa Jacquemot v Zimmermann, Kimberley [155] | 5-7,3-6 | |
| ITF W60 Saint-Gaudens | 05/11 11:00 | 54 | [351] Yerolymos, Margot v Zimmermann, Kimberley [155] | 6-1,6-1 | |
| ITF W60 Saint-Gaudens | 05/10 06:55 | 54 | [155] Zimmermann, Kimberley v Sara Cakarevic [407] | 6-1,2-6,10-7 | |
| ITF W25 Prague | 05/02 13:00 | 54 | Zimmermann, Kimberley v Alice Rame | 4-6,4-6 | |
| ITF W60 Oeiras | 04/11 14:50 | 54 | [321] Su Jeong Jang v Zimmermann, Kimberley [482] | 6-3,6-3 | |
| ITF W60 Bellinzona | 04/05 08:00 | 54 | [482] Zimmermann, Kimberley v Lucia Bronzetti [345] | 0-6,7-5,8-10 | |
| ITF W60 Bellinzona | 04/04 09:55 | 54 | [488] Zimmermann, Kimberley v Detiuc, Anastasia [390] | 6-3,4-6,10-6 | |
| ITF W15 Bratislava | 03/18 10:40 | 26 | Zimmermann, Kimberley v Weronika Baszak | Retired | |
| ITF W15 Bratislava | 03/17 16:20 | 25 | Zimmermann, Kimberley v Bornay, Jade | 2-6,6-4,6-0 | |
| ITF W25 Poitiers | 02/22 12:30 | 54 | [432] Camilla Rosatello v Zimmermann, Kimberley [479] | 6-2,6-2 | |
| ITF W25 Poitiers | 02/22 08:30 | 54 | Emma Mazzoni v Zimmermann, Kimberley | 0-6,0-6 | |
| ITF W25 Altenkirchen | 02/15 12:45 | 45 | [475] Zimmermann, Kimberley v Stephanie Wagner [285] | 5-7,0-6 | |
| ITF W25 Altenkirchen | 02/14 12:30 | 45 | Tena Lukas v Zimmermann, Kimberley | 5-7,4-6 | |
| Grenoble, Singles Qualifying W-ITF-FRA-04A | 02/10 11:30 | 25 | [230] Julia Grabher v Zimmermann, Kimberley [475] | 6-4,6-3 | |
| Grenoble, Singles Qualifying W-ITF-FRA-04A | 02/08 09:20 | 54 | [475] Zimmermann, Kimberley v Simona Waltert [301] | 6-4,6-4 | |
| Grenoble, Singles Qualifying W-ITF-FRA-04A | 02/07 08:15 | 54 | [265] Tena Lukas v Zimmermann, Kimberley [474] | 4-6,1-6 | |
| ITF W25 Hamburg | 01/10 10:00 | 54 | Wargnier, Lucie v Zimmermann, Kimberley | 1-6,6-3,10-8 | |
| ITF W15 LPD Gran Canaria | 11/24 13:00 | 25 | [259] Zanevska, Maryna v Zimmermann, Kimberley [471] | 6-4,6-2 | |
| ITF W25 LPD Gran Canaria | 11/16 10:15 | 44 | Oksana Selekhmeteva v Zimmermann, Kimberley | 6-4,6-1 | |
| Ortisei, Singles W-ITF-ITA-28A | 11/04 08:45 | 26 | Zimmermann, Kimberley v Lisa Pigato | 3-6,2-6 | |
| Ortisei, Singles W-ITF-ITA-28A | 11/03 09:45 | 25 | Zimmermann, Kimberley v Maria Vittoria Viviani | 6-2,6-2 |