| Open d'Australie - Femmes | 01/11 12:55 | 60 | [116] Voegele, Stefanie v Gerlach, Katharina [245] | 3-6,4-6 | |
| ITF W100 Dubai | 12/08 08:00 | 25 | Flipkens, Kirsten v Voegele, Stefanie | Cancelled | |
| WTA - Linz | 11/12 18:20 | 26 | [11] Aryna Sabalenka v Voegele, Stefanie [124] | 6-0,6-3 | |
| WTA - Linz | 11/10 16:00 | 25 | [96] Kuzmova, Viktoria v Voegele, Stefanie [124] | 6-7,3-6 | |
| WTA - Linz | 11/08 13:00 | 168 | [123] Voegele, Stefanie v Lesley Pattinama Kerkhove [179] | 6-2,3-6,6-2 | |
| WTA - Linz | 11/07 19:40 | 45 | Voegele, Stefanie v Bokor, Veronika | 6-3,6-1 | |
| WTA Ostrava | 10/17 16:05 | 45 | [47] Veronika Kudermetova v Voegele, Stefanie [123] | 7-6,6-3 | |
| Open de France - Femmes | 09/28 15:55 | 23 | [117] Voegele, Stefanie v Patricia Maria Tig [59] | 5-7,5-7 | |
| WTA - Rome | 09/13 08:00 | 19 | [62] Anna Blinkova v Voegele, Stefanie [114] | 7-5,6-3 | |
| WTA - Rome | 09/12 09:50 | 14 | [114] Voegele, Stefanie v Leylah Fernandez [104] | 2-6,6-2,7-5 | |
| WTA Istanbul | 09/08 12:35 | 25 | [97] Jasmine Paolini v Voegele, Stefanie [114] | 6-1,4-6,6-3 | |
| WTA Istanbul | 09/07 09:15 | 64 | Voegele, Stefanie v Eugenie Bouchard | Cancelled | |
| US Open Women | 09/02 01:00 | 23 | [22] Maria Sakkari v Voegele, Stefanie [114] | 6-3,3-6,7-5 | |
| New York, USA | 08/20 22:25 | 44 | [72] Arantxa Rus v Voegele, Stefanie [113] | 7-5,4-6,6-1 | |
| Swiss Pro Cup Women | 07/25 14:30 | - | [109] Voegele, Stefanie v Viktorija Golubic [123] | 4-2,4-1 | |
| Swiss Tennis Masters Women | 07/06 10:45 | 1 | Voegele, Stefanie v Arlinda Rushiti | Retired | |
| WTA Monterrey | 03/03 21:30 | 25 | [108] Voegele, Stefanie v Leylah Fernandez [126] | 6-7,2-6 | |
| WTA Monterrey | 03/01 19:00 | 64 | [108] Voegele, Stefanie v Martina Trevisan [146] | 6-7,7-5,6-4 | |
| WTA Monterrey | 02/29 18:40 | 45 | [108] Voegele, Stefanie v Sara Errani [185] | 7-6,7-5 | |
| Acapulco, Mexico | 02/23 03:20 | 45 | [101] Voegele, Stefanie v Sara Errani [184] | 1-6,2-6 | |
| Newport Beach, USA | 02/02 18:00 | 29 | [95] Brengle, Madison v Voegele, Stefanie [117] | 6-1,3-6,6-2 | |
| Newport Beach, USA | 02/01 18:00 | 28 | [117] Voegele, Stefanie v Taylor Townsend [79] | 6-2,6-3 | |
| Newport Beach, USA | 01/31 18:00 | 27 | [117] Voegele, Stefanie v Mchale, Christina [84] | 6-1,1-6,6-4 | |
| Newport Beach, USA | 01/30 20:20 | 26 | [117] Voegele, Stefanie v Falconi, Irina [424] | 6-1,6-1 | |
| Newport Beach, USA | 01/29 21:10 | 25 | Voegele, Stefanie v Hanna Chang | 6-4,6-3 | |
| Open d'Australie - Femmes | 01/17 04:50 | 46 | [117] Voegele, Stefanie v Niculescu, Monica [128] | 2-6,6-3,4-6 | |
| Open d'Australie - Femmes | 01/16 05:45 | 45 | [117] Voegele, Stefanie v Satralova, Denisa [220] | 3-6,6-1,6-2 | |
| Open d'Australie - Femmes | 01/14 01:35 | 44 | [117] Voegele, Stefanie v Dalila Jakupovic [180] | Retired | |
| Shenzhen, Chine | 01/04 06:45 | 64 | [119] Voegele, Stefanie v Irina-Camelia Begu [102] | 5-7,6-3,1-6 | |
| WTA Limoges | 12/16 13:20 | 25 | [59] Alize Cornet v Voegele, Stefanie [119] | 6-2,6-1 |