| US Open femminili | 09/02 01:25 | 23 | Vitalia Diatchenko v Olga Govortsova | Cancelled | |
| WTA New York | 08/20 22:30 | 44 | [110] Vitalia Diatchenko v Nina Stojanovic [88] | 2-6,4-6 | |
| WTA Lione | 03/04 16:25 | 25 | [5] Sofia Kenin v Vitalia Diatchenko [107] | 6-4,6-3 | |
| ITF W60 Cairo | 02/21 11:15 | 27 | [107] Vitalia Diatchenko v Tereza Mrdeza [251] | Retired | |
| ITF W60 Cairo | 02/20 10:35 | 26 | [107] Vitalia Diatchenko v Kamilla Rakhimova [182] | 6-4,6-4 | |
| ITF W60 Cairo | 02/19 10:15 | 25 | [107] Vitalia Diatchenko v Martina Di Giuseppe [187] | 6-0,6-2 | |
| WTA San Pietroburgo | 02/10 14:00 | 25 | [89] Vitalia Diatchenko v Maria Sakkari [21] | 6-3,4-6,6-7 | |
| WTA San Pietroburgo | 02/09 11:00 | 64 | [89] Vitalia Diatchenko v Natalia Vikhlyantseva [120] | 7-6,6-4 | |
| WTA San Pietroburgo | 02/08 14:45 | 45 | [89] Vitalia Diatchenko v Daria Mishina [423] | 6-7,7-5,6-3 | |
| Australian Open femminili | 01/21 08:15 | 23 | [25] Danielle Collins v Vitalia Diatchenko [89] | 6-1,3-6,6-4 | |
| WTA Adelaide | 01/14 00:30 | 25 | [87] Vitalia Diatchenko v Maria Sakkari [23] | 5-7,2-6 | |
| WTA Adelaide | 01/12 00:30 | 64 | [32] Yulia Putintseva v Vitalia Diatchenko [88] | 6-1,6-4 | |
| WTA Adelaide | 01/10 23:30 | 45 | Charlotte Kempenaers-Pocz v Vitalia Diatchenko | 6-7,3-6 | |
| ITF W100 Dubai | 12/11 07:00 | 26 | [91] Vitalia Diatchenko v Greet Minnen [122] | 3-6,1-6 | |
| ITF W100 Dubai | 12/09 10:35 | 25 | [91] Vitalia Diatchenko v Elena Gabriela Ruse [185] | 6-0,6-3 | |
| WTA Taipei | 11/17 07:55 | 29 | [108] Vitalia Diatchenko v Timea Babos [104] | 6-3,6-2 | |
| WTA Taipei | 11/16 05:00 | 28 | [91] Danka Kovinic v Vitalia Diatchenko [108] | 3-6,2-6 | |
| WTA Taipei | 11/15 05:00 | 27 | [108] Vitalia Diatchenko v Jana Cepelova [173] | 6-1,6-1 | |
| WTA Taipei | 11/14 08:10 | 26 | [108] Vitalia Diatchenko v Kamilla Rakhimova [204] | 6-4,6-4 | |
| WTA Taipei | 11/13 05:45 | 25 | [108] Vitalia Diatchenko v Ankita Raina [185] | 7-6,6-1 | |
| ITF W25 St. Etienne | 11/09 15:00 | 28 | [129] Ana Bogdan v Vitalia Diatchenko [107] | 6-3,6-2 | |
| ITF W25 St. Etienne | 11/08 10:00 | 27 | [153] Martina Trevisan v Vitalia Diatchenko [107] | 3-6,7-5,2-6 | |
| ITF W25 St. Etienne | 11/07 11:45 | 26 | [310] Audrey Albie v Vitalia Diatchenko [107] | 1-6,4-6 | |
| ITF W25 St. Etienne | 11/06 15:40 | 25 | [238] Julia Wachaczyk v Vitalia Diatchenko [107] | 3-6,2-6 | |
| ITF W25 St. Etienne | 11/06 15:30 | 25 | Cristiana Ferrando v Vitalia Diatchenko | Cancelled | |
| ITF W60 Nantes | 11/01 12:15 | 27 | [136] Ana Bogdan v Vitalia Diatchenko [120] | 7-6,6-3 | |
| ITF W60 Nantes | 10/31 12:50 | 26 | [339] Jesika Maleckova v Vitalia Diatchenko [120] | 2-6,1-6 | |
| ITF W60 Nantes | 10/30 10:00 | 25 | [207] Diana Marcinkevica v Vitalia Diatchenko [120] | 2-6,2-6 | |
| ITF W80 Poitiers | 10/26 11:55 | 28 | [120] Vitalia Diatchenko v Nina Stojanovic [101] | 6-3,3-6,0-6 | |
| ITF W80 Poitiers | 10/25 13:30 | 27 | [180] Giulia Gatto Monticone v Vitalia Diatchenko [120] | 6-4,4-6,1-6 |
Wikipedia - Vitalija D'jačenko
Vitalija Anatol'jevna D'jačenko, accreditata dalla WTA con la traslitterazione anglosassone Vitalia Diatchenko (in russo Виталия Анатольевна Дьяченко?; Soči, 2 agosto 1990), è una tennista russa.