| WTA Prague | 04/27 08:00 | 45 | [346] Denisa Allertova v Paula Ormaechea [208] | 6-3,6-2 | |
| ITF W25 Santa Margherita | 04/18 14:10 | 26 | [344] Denisa Allertova v Arantxa Rus [128] | 1-6,4-6 | |
| ITF W25 Santa Margherita | 04/17 12:00 | 25 | Denisa Allertova v Mira Antonitsch | 6-7,6-2,6-4 | |
| ITF W25 Santa Margherita | 04/14 09:00 | 25 | Stefania Rubini v Denisa Allertova | 6-3,6-3 | |
| ITF W25 Trnava | 02/17 10:00 | 29 | [252] Isabella Shinikova v Denisa Allertova [360] | 6-1,6-3 | |
| ITF W25 Trnava | 02/16 10:00 | 28 | [207] Anna Zaja v Denisa Allertova [360] | 6-7,6-7 | |
| ITF W25 Trnava | 02/15 11:00 | 27 | [360] Denisa Allertova v Tereza Martincova [153] | 7-6,4-6,7-6 | |
| ITF W25 Trnava | 02/14 10:00 | 26 | [494] Tara Moore v Denisa Allertova [360] | 6-7,6-4,3-6 | |
| ITF W25 Trnava | 02/12 12:25 | 25 | Denisa Allertova v Gabriela Pantuckova | Retired | |
| ITF W25 Singapore | 01/17 05:05 | 26 | [154] Denisa Allertova v Greet Minnen [270] | 4-6,1-6 | |
| ITF W25 Singapore | 01/16 03:55 | 25 | [154] Denisa Allertova v Shuyue Ma [359] | 6-0,6-2 | |
| Australian Open Women | 01/08 00:35 | 44 | [152] Denisa Allertova v Paula Badosa Gibert [142] | 3-6,3-6 | |
| Wimbledon Women | 07/03 12:35 | 23 | [98] Denisa Allertova v Anett Kontaveit [27] | 2-6,2-6 | |
| WTA Birmingham Qual | 06/16 10:00 | 45 | [101] Denisa Allertova v Jennifer Brady [77] | 6-4,4-6,6-7 | |
| WTA Nottingham | 06/13 15:35 | 26 | [18] Naomi Osaka v Denisa Allertova [101] | 6-3,6-2 | |
| WTA Nottingham | 06/11 13:35 | 25 | [101] Denisa Allertova v Kristie Ahn [129] | 6-3,6-1 | |
| French Open Women | 05/29 14:20 | 23 | [55] Aliaksandra Sasnovich v Denisa Allertova [103] | 6-4,6-3 | |
| WTA Nurnberg Qual | 05/19 11:25 | 45 | [102] Denisa Allertova v Mandy Minella [308] | 6-7,3-6 | |
| WTA Prague | 05/02 12:35 | 26 | [57] Samantha Stosur v Denisa Allertova [104] | 6-4,6-4 | |
| WTA Prague | 05/01 12:20 | 25 | [104] Denisa Allertova v Patty Schnyder [147] | 6-4,6-4 | |
| ITF Women Croissy-Beaubourg | 03/27 10:10 | 25 | Denisa Allertova v Vera Zvonareva | 1-6,2-6 | |
| ITF Women Shenzhen | 03/16 04:25 | 27 | Denisa Allertova v Anna Blinkova | 7-6,5-7,1-6 | |
| ITF Women Shenzhen | 03/15 02:00 | 26 | Denisa Allertova v Vitalia Diatchenko | 6-2,0-6,6-4 | |
| ITF Women Shenzhen | 03/13 03:55 | 25 | Denisa Allertova v Lesley Kerkhove | 6-3,2-6,6-2 | |
| ITF Women Zhuhai | 03/07 06:30 | 25 | Denisa Allertova v Vitalia Diatchenko | 6-3,1-6,3-6 | |
| WTA Budapest Qual | 02/18 15:15 | 45 | Denisa Allertova v Anna Blinkova | 4-6,5-7 | |
| Australian Open Women | 01/21 12:40 | 26 | Denisa Allertova v Elina Svitolina | 3-6,0-6 | |
| Australian Open Women | 01/19 00:00 | 25 | Denisa Allertova v Magda Linette | 6-1,6-4 | |
| Australian Open Women | 01/17 00:00 | 24 | Shuai Zhang v Denisa Allertova | 4-6,6-7 | |
| Australian Open Women | 01/15 04:05 | 23 | Denisa Allertova v Pauline Parmentier | 6-3,6-0 |