| ITF W60 Grado | 05/24 16:50 | 25 | [247] Ferrando, Cristiana v Haas, Barbara [286] | 2-6,6-4,4-6 | |
| ITF W25 Warmbad-Villach | 05/19 09:45 | 26 | Haas, Barbara v Imanishi, Miharu | 4-6,1-6 | |
| ITF W25 Warmbad-Villach | 05/18 09:20 | 25 | Haas, Barbara v Ardidiacono, Frederica | 6-4,6-2 | |
| ITF W25 Split | 05/06 10:15 | 27 | [300] Katharina Hobgarski v Haas, Barbara [257] | 1-6,6-3,6-3 | |
| ITF W25 Split | 05/05 09:30 | 26 | Temin, Marie v Haas, Barbara | 6-0,3-6,4-6 | |
| ITF W25 Split | 05/03 12:45 | 25 | [239] Funa Kozaki v Haas, Barbara [257] | 1-6,3-6 | |
| ITF W60 Zagreb | 04/26 09:30 | 25 | [257] Haas, Barbara v Tara Wurth [350] | 4-6,6-2,2-6 | |
| Billie Jean King Cup | 04/16 09:25 | 1 | [236] Haas, Barbara v Berfu Cengiz [398] | 6-4,6-2 | |
| US Open Women | 08/25 16:35 | 14 | [198] Julia Grabher v Haas, Barbara [171] | 6-2,7-5 | |
| WTA Budapest | 07/12 10:45 | 25 | [154] Kozlova, Kateryna v Haas, Barbara [158] | 7-6,6-3 | |
| ITF W60 Amstelveen | 07/09 12:40 | 27 | [396] Ferrando, Cristiana v Haas, Barbara [156] | 6-3,5-7,6-4 | |
| ITF W60 Amstelveen | 07/08 14:00 | 26 | [272] Lea Boskovic v Haas, Barbara [156] | 5-7,3-6 | |
| ITF W60 Amstelveen | 07/07 09:30 | 25 | [255] Tayisiya Morderger v Haas, Barbara [156] | 6-0,5-7,3-6 | |
| Austrian Tennis Championship Women | 07/02 09:30 | - | Haas, Barbara v Neuwirth, Yvonne | 4-6,6-0,2-6 | |
| Austrian Tennis Championship Women | 07/01 09:30 | - | Haas, Barbara v Bokor, Veronika | 6-2,6-2 | |
| Austrian Tennis Championship Women | 06/30 13:00 | - | Haas, Barbara v Nyikos, Eva | 6-0,2-6,6-0 | |
| Wimbledon Women | 06/24 10:00 | 15 | [157] Haas, Barbara v Smitkova, Tereza [487] | 6-7,3-6 | |
| Wimbledon Women | 06/23 10:00 | 14 | [243] Jessica Pieri v Haas, Barbara [157] | 4-6,6-2,0-6 | |
| Wimbledon Women | 06/23 10:00 | 14 | Timea Babos v Haas, Barbara | Cancelled | |
| WTA Bol | 06/10 08:30 | 27 | [77] Anna Blinkova v Haas, Barbara [156] | 6-4,4-6,7-5 | |
| WTA Bol | 06/09 08:30 | 26 | [156] Haas, Barbara v Liudmila Samsonova [106] | 6-3,6-4 | |
| WTA Bol | 06/07 10:45 | 25 | [447] Dulgheru, Alexandra v Haas, Barbara [156] | 4-6,4-6 | |
| Open de France - Femmes | 05/24 18:50 | 14 | [156] Haas, Barbara v Harriet Dart [143] | 4-6,6-4,1-6 | |
| ITF W60 Saint-Gaudens | 05/14 15:00 | 27 | [155] Haas, Barbara v Anna Bondar [267] | 1-6,7-6,3-6 | |
| ITF W60 Saint-Gaudens | 05/13 14:45 | 26 | [155] Haas, Barbara v Julia Grabher [194] | 6-4,6-2 | |
| ITF W60 Saint-Gaudens | 05/12 07:00 | 25 | Haas, Barbara v Selena Janicijevic | 7-6,6-1 | |
| ITF W25 Prague | 05/06 08:00 | 26 | [266] Anna Bondar v Haas, Barbara [156] | 6-4,3-6,6-4 | |
| ITF W25 Prague | 05/05 08:00 | 25 | [231] Rebecca Marino v Haas, Barbara [156] | 0-6,4-6 | |
| ITF W60 Zagreb | 04/30 09:00 | 27 | [156] Haas, Barbara v Jessica Pieri [287] | 2-6,7-5,1-6 | |
| ITF W60 Zagreb | 04/29 08:00 | 26 | Haas, Barbara v Tara Wurth | 6-3,6-4 |