| WTA Dubai | 02/17 09:30 | 24 | [41] Ajla Tomljanovic v Saisai Zheng [42] | 2-6,6-4,5-7 | |
| WTA Doha | 02/12 18:20 | 25 | [41] Ajla Tomljanovic v Julia Goerges [16] | 2-6,2-6 | |
| WTA Doha | 02/11 12:30 | 54 | [41] Ajla Tomljanovic v Polona Hercog [88] | 6-3,6-4 | |
| WTA Doha | 02/10 12:30 | 46 | [41] Ajla Tomljanovic v Shuko Aoyama [43] | 7-5,6-7,6-4 | |
| WTA Hua Hin | 02/03 10:00 | 29 | [47] Dayana Yastremska v Ajla Tomljanovic [49] | 6-2,2-6,7-6 | |
| WTA Hua Hin | 02/02 10:00 | 28 | [49] Ajla Tomljanovic v Tamara Zidansek [74] | 6-4,6-1 | |
| WTA Hua Hin | 02/01 07:00 | 27 | [49] Ajla Tomljanovic v Saisai Zheng [42] | 6-1,6-3 | |
| WTA Hua Hin | 01/30 11:15 | 26 | [49] Ajla Tomljanovic v Kateryna Kozlova [95] | 7-6,6-1 | |
| WTA Hua Hin | 01/28 08:00 | 25 | [49] Ajla Tomljanovic v Stefanie Voegele [86] | 6-1,7-6 | |
| Open de Australia - Femenino | 01/15 00:00 | 23 | [38] Johanna Konta v Ajla Tomljanovic [47] | 7-6,2-6,7-6 | |
| Kooyong Classic - Femenino | 01/09 03:20 | 1 | [129] Peng Shuai v Ajla Tomljanovic [45] | 6-3,6-4 | |
| WTA Sidney | 01/07 04:00 | 25 | [46] Ajla Tomljanovic v Camila Giorgi [26] | 3-6,3-6 | |
| WTA Brisbane | 01/04 09:00 | 27 | [46] Ajla Tomljanovic v Karolina Pliskova [8] | 1-6,6-1,1-6 | |
| WTA Brisbane | 01/02 07:35 | 26 | [37] Johanna Konta v Ajla Tomljanovic [46] | 2-6,6-7 | |
| WTA Brisbane | 01/01 01:00 | 25 | [31] Katerina Siniakova v Ajla Tomljanovic [46] | 6-1,3-6,0-6 | |
| WTA Moscú | 10/15 11:20 | 25 | [40] Anastasia Pavlyuchenkova v Ajla Tomljanovic [46] | 7-5,6-4 | |
| WTA Tianjín | 10/08 03:30 | 25 | [29] Su-Wei Hsieh v Ajla Tomljanovic [46] | 7-6,7-5 | |
| WTA Pekín | 09/29 03:00 | - | [44] Ajla Tomljanovic v Dayana Yastremska [110] | 2-6,6-3,2-6 | |
| WTA Pekín | 09/28 05:30 | - | [44] Ajla Tomljanovic v Mandy Minella [116] | 6-2,6-2 | |
| WTA Seúl | 09/23 05:00 | - | [53] Ajla Tomljanovic v Kiki Bertens [12] | 6-7,6-4,2-6 | |
| WTA Seúl | 09/22 06:50 | - | [29] Su-Wei Hsieh v Ajla Tomljanovic [53] | 4-6,7-5,4-6 | |
| WTA Seúl | 09/21 08:50 | - | [132] Mandy Minella v Ajla Tomljanovic [53] | 2-6,6-4,5-7 | |
| WTA Seúl | 09/19 05:35 | - | [72] Tamara Zidansek v Ajla Tomljanovic [53] | 6-2,1-6,3-6 | |
| WTA Seúl | 09/18 04:25 | 25 | [53] Ajla Tomljanovic v Alison Van Uytvanck [51] | 3-6,7-5,7-5 | |
| WTA Hiroshima | 09/15 02:45 | 27 | [60] Ajla Tomljanovic v Su-Wei Hsieh [40] | 6-4,2-6,0-6 | |
| WTA Hiroshima | 09/12 02:30 | - | [60] Ajla Tomljanovic v Lin Zhu [112] | 7-5,6-4 | |
| WTA Hiroshima | 09/10 07:55 | - | [60] Ajla Tomljanovic v Fiona Ferro [125] | 6-4,6-1 | |
| US Open - Femenino | 08/30 22:40 | - | [54] Katerina Siniakova v Ajla Tomljanovic [58] | 6-3,6-7,7-6 | |
| US Open - Femenino | 08/28 23:00 | - | [160] Lizette Cabrera v Ajla Tomljanovic [58] | 4-6,1-6 | |
| WTA Cincinnati | 08/16 19:00 | - | [1] Simona Halep v Ajla Tomljanovic [58] | 4-6,6-3,6-3 |