| 2018 Fed Cup | 02/10 16:00 | 28 | Johanna Konta v Fanni Stollar | 6-3,6-1 | |
| 2018 Fed Cup | 02/09 16:20 | 1 | Tena Lukas v Fanny Stollar | 1-6,6-3,5-7 | |
| 2018 Fed Cup | 02/08 15:20 | 2 | Fanny Stollar v Tamara Zidansek | 6-4,6-4 | |
| WTA Newport Beach Qual | 01/21 00:10 | 26 | Sabrina Santamaria v Fanny Stollar | 6-1,6-4 | |
| Australian Open Women Qual | 01/11 03:15 | 44 | Viktorija Golubic v Fanny Stollar | 3-6,7-6,6-1 | |
| WTA Brisbane Qual | 12/29 00:00 | 45 | Fanny Stollar v Priscilla Hon | 3-6,4-6 | |
| ITF Women Dubai | 12/13 06:30 | 26 | [187] Dalila Jakupovic v Fanni Stollar [229] | 7-5,5-7,6-2 | |
| ITF Women Dubai | 12/12 06:00 | 25 | Fanni Stollar v Jana Cepelova | 6-4,6-3 | |
| ITF Women Dubai Qual | 12/11 06:30 | 54 | [229] Fanni Stollar v Greta Arn [303] | 6-3,5-7,6-3 | |
| ITF Women Dubai Qual | 12/10 06:00 | 54 | [229] Fanni Stollar v Sabrina Santamaria [428] | 6-2,6-4 | |
| ITF Women Dubai Qual | 12/09 08:20 | 54 | [229] Fanni Stollar v Elena Rybakina [454] | 6-4,6-2 | |
| WTA Mumbai | 11/22 13:00 | 26 | [186] Sabina Sharipova v Fanny Stollar [240] | Retired | |
| WTA Mumbai | 11/20 11:20 | 25 | [279] Hiroko Kuwata v Fanny Stollar [240] | 4-6,3-6 | |
| WTA Taipei Qual | 11/12 03:00 | 45 | Sabina Sharipova v Fanny Stollar | 6-1,7-6 | |
| WTA Hua Hin | 11/07 11:40 | 25 | [124] Luksika Kumkhum v Fanny Stollar [241] | 6-1,6-4 | |
| WTA Hua Hin Qual | 11/05 05:10 | 46 | Fanny Stollar v Victoria Kamenskaya | 6-2,6-2 | |
| WTA Hua Hin Qual | 11/04 05:00 | 45 | Fanny Stollar v Plobrung Plipuech | 6-1,6-1 | |
| ITF Women Poitiers Qual | 10/21 13:10 | 54 | Panna Udvardy v Fanni Stollar | Walkover | |
| WTA Luxembourg Qual | 10/15 12:00 | 46 | [100] Jana Fett v Fanny Stollar [236] | 6-1,6-4 | |
| WTA Luxembourg Qual | 10/14 18:10 | 45 | [138] Jasmine Paolini v Fanny Stollar [236] | 5-7,2-6 | |
| ITF Women Sumter | 10/10 17:30 | 25 | [236] Fanni Stollar v Jovana Jaksic [324] | 5-7,1-6 | |
| ITF Women Tampico | 09/21 02:45 | 26 | [255] Victoria Rodriguez v Fanni Stollar [216] | 7-6,6-1 | |
| ITF Women Tampico | 09/20 01:45 | 25 | Fanni Stollar v Anna Karolina Schmiedlova | 6-2,6-3 | |
| WTA Quebec City | 09/12 17:15 | 25 | [235] Fanny Stollar v Tatjana Maria [58] | 2-6,6-7 | |
| WTA Quebec City Qual | 09/10 15:35 | 46 | [243] Fanny Stollar v Deniz Khazaniuk [277] | 6-1,6-4 | |
| WTA Quebec City Qual | 09/09 19:00 | 45 | Fanny Stollar v Catherine Leduc | 6-0,6-3 | |
| US Open Women Qual | 08/24 22:40 | 45 | [115] Kateryna Kozlova v Fanny Stollar [237] | 6-2,6-3 | |
| US Open Women Qual | 08/23 19:15 | 44 | [175] Marina Erakovic v Fanny Stollar [237] | 4-6,2-6 | |
| WTA Stanford Qual | 07/29 18:20 | 26 | [232] Fanny Stollar v Sachia Vickery [168] | 4-6,1-6 | |
| ITF Women Granby | 07/25 14:00 | 25 | [312] Sarah Rebecca Sekulic v Fanni Stollar [232] | 6-7,7-6,6-4 |