| WTA Eastbourne | 06/23 13:40 | 24 | [47] Ajla Tomljanovic v Ekaterina Alexandrova [50] | 2-6,6-7 | |
| WTA Mallorca | 06/19 16:30 | 26 | [47] Ajla Tomljanovic v Anastasija Sevastova [12] | 2-6,1-6 | |
| WTA Mallorca | 06/17 12:00 | 25 | [53] Monica Puig v Ajla Tomljanovic [47] | 4-6,5-7 | |
| WTA Nottingham | 06/14 11:30 | 27 | [47] Ajla Tomljanovic v Tatjana Maria [56] | 3-6,6-7 | |
| WTA Nottingham | 06/13 10:30 | 26 | [47] Ajla Tomljanovic v Harriet Dart [159] | 6-7,6-1,6-2 | |
| WTA Nottingham | 06/12 13:15 | 25 | [47] Ajla Tomljanovic v Danielle Lao [167] | 6-2,6-3 | |
| French Open Women | 05/28 15:55 | 23 | [3] Simona Halep v Ajla Tomljanovic [47] | 6-2,3-6,6-1 | |
| WTA Nurnberg | 05/22 16:30 | 26 | [68] Tamara Zidansek v Ajla Tomljanovic [47] | 6-3,6-4 | |
| WTA Nurnberg | 05/22 10:30 | 25 | [299] Sabine Lisicki v Ajla Tomljanovic [47] | 2-6,5-7 | |
| WTA Rome | 05/14 15:45 | 25 | [47] Ajla Tomljanovic v Karolina Pliskova [7] | 3-6,3-6 | |
| WTA Rome | 05/13 13:55 | 24 | [70] Tamara Zidansek v Ajla Tomljanovic [47] | 6-7,4-6 | |
| WTA Madrid | 05/05 13:35 | 24 | [29] Mihaela Buzarnescu v Ajla Tomljanovic [43] | 6-3,6-2 | |
| WTA Rabat | 05/03 13:00 | 28 | [43] Ajla Tomljanovic v Johanna Konta [47] | 2-6,6-7 | |
| WTA Rabat | 05/02 12:00 | 27 | [62] Rebecca Peterson v Ajla Tomljanovic [43] | 2-6,4-6 | |
| WTA Rabat | 05/01 13:55 | 26 | [111] Timea Bacsinszky v Ajla Tomljanovic [43] | 4-6,6-1,2-6 | |
| WTA Rabat | 04/30 14:35 | 25 | [90] Fiona Ferro v Ajla Tomljanovic [43] | 4-6,4-6 | |
| WTA Istanbul | 04/24 08:00 | 25 | [46] Marketa Vondrousova v Ajla Tomljanovic [39] | 6-3,6-3 | |
| WTA Charleston | 04/04 23:25 | 26 | [8] Sloane Stephens v Ajla Tomljanovic [39] | 4-6,6-4,6-4 | |
| WTA Charleston | 04/03 16:35 | 25 | [65] Tamara Zidansek v Ajla Tomljanovic [39] | 5-7,2-6 | |
| WTA Charleston | 04/01 17:20 | 24 | [85] Magda Linette v Ajla Tomljanovic [39] | 2-6,6-7 | |
| WTA Miami | 03/24 00:40 | 25 | [40] Ajla Tomljanovic v Anett Kontaveit [19] | 6-7,6-2,6-7 | |
| WTA Miami | 03/22 15:00 | 24 | [9] Aryna Sabalenka v Ajla Tomljanovic [40] | 3-6,4-6 | |
| WTA Miami | 03/21 18:10 | 23 | Ajla Tomljanovic v Anna-Lena Friedsam | 4-6,6-3,6-0 | |
| WTA Indian Wells | 03/09 19:00 | 24 | [9] Aryna Sabalenka v Ajla Tomljanovic [44] | 6-3,4-6,6-0 | |
| WTA Indian Wells | 03/07 22:25 | 23 | [44] Ajla Tomljanovic v Alize Cornet [52] | 7-5,6-3 | |
| 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 |