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