WTA - Cincinnati | 08/14 20:00 | 25 | [153] Svetlana Kuznetsova v Dayana Yastremska [32] | 4-6,7-6,6-2 | |
WTA - Cincinnati | 08/13 00:35 | 24 | [32] Dayana Yastremska v Caroline Wozniacki [19] | 6-4,6-4 | |
WTA - Toronto | 08/08 15:00 | 26 | [29] Sofia Kenin v Dayana Yastremska [33] | 6-2,6-2 | |
WTA - Toronto | 08/07 15:00 | 25 | [39] Victoria Azarenka v Dayana Yastremska [33] | 5-7,5-7 | |
WTA - Toronto | 08/05 15:00 | 24 | [33] Dayana Yastremska v Johanna Konta [14] | 6-3,6-2 | |
Wimbledon - Kvinder | 07/08 10:00 | 26 | [50] Shuai Zhang v Dayana Yastremska [35] | 6-4,1-6,6-2 | |
Wimbledon - Kvinder | 07/05 12:00 | 25 | [35] Dayana Yastremska v Viktorija Golubic [81] | 7-5,6-3 | |
Wimbledon - Kvinder | 07/03 13:30 | 24 | [28] Sofia Kenin v Dayana Yastremska [35] | 5-7,6-4,3-6 | |
Wimbledon - Kvinder | 07/01 10:00 | 23 | [35] Dayana Yastremska v Camila Giorgi [42] | 6-3,6-3 | |
WTA - Eastbourne | 06/23 13:50 | 24 | [35] Dayana Yastremska v Johanna Konta [18] | 2-6,4-6 | |
WTA - Eastbourne | 06/22 12:15 | 64 | [35] Dayana Yastremska v Viktorija Golubic [82] | 6-4,6-1 | |
WTA - Eastbourne | 06/21 12:50 | 45 | [35] Dayana Yastremska v Freya Christie [204] | 6-0,7-6 | |
WTA - Birmingham | 06/18 10:30 | 25 | [35] Dayana Yastremska v Julia Goerges [19] | 6-3,4-6,3-6 | |
WTA - Nottingham | 06/12 11:00 | 25 | Elena Gabriela Ruse v Dayana Yastremska | Cancelled | |
French Open - Kvinder | 05/27 13:15 | 23 | [32] Dayana Yastremska v Carla Suarez Navarro [29] | 6-2,6-7,0-6 | |
WTA - Strasbourg | 05/25 12:30 | 29 | [24] Caroline Garcia v Dayana Yastremska [42] | 4-6,7-5,6-7 | |
WTA - Strasbourg | 05/24 12:00 | 28 | [42] Dayana Yastremska v Aryna Sabalenka [11] | 6-4,6-4 | |
WTA - Strasbourg | 05/23 11:00 | 27 | [42] Dayana Yastremska v Fiona Ferro [88] | 6-1,6-3 | |
WTA - Strasbourg | 05/22 11:55 | 26 | [42] Dayana Yastremska v Samantha Stosur [89] | 6-0,6-2 | |
WTA - Strasbourg | 05/20 10:45 | 25 | [42] Dayana Yastremska v Pauline Parmentier [65] | 6-2,6-4 | |
WTA - Rom | 05/14 09:00 | 24 | [41] Dayana Yastremska v Carla Suarez Navarro [31] | 4-6,6-1,3-6 | |
WTA - Madrid | 05/05 12:15 | 24 | [38] Dayana Yastremska v Karolina Pliskova [5] | 7-5,6-7,3-6 | |
WTA - Istanbul | 04/24 08:00 | 25 | [66] Kristina Mladenovic v Dayana Yastremska [37] | 6-3,6-4 | |
WTA - Miami | 03/22 00:40 | 24 | [11] Ashleigh Barty v Dayana Yastremska [37] | 6-4,6-1 | |
WTA - Miami | 03/20 20:50 | 23 | [57] Ekaterina Alexandrova v Dayana Yastremska [37] | 3-6,2-6 | |
WTA - Indian Wells | 03/07 01:15 | 23 | [53] Daria Gavrilova v Dayana Yastremska [37] | 6-2,5-7,6-2 | |
WTA - Dubai | 02/17 15:00 | 24 | [15] Garbine Muguruza v Dayana Yastremska [34] | 4-6,6-3,6-3 | |
2019 Fed Cup | 02/09 11:20 | 29 | [141] Iga Swiatek v Dayana Yastremska [34] | 6-7,4-6 | |
2019 Fed Cup | 02/06 09:00 | 1 | [34] Dayana Yastremska v Johanna Larsson [71] | 6-4,6-2 | |
WTA - Hua Hin | 02/03 10:00 | 29 | [47] Dayana Yastremska v Ajla Tomljanovic [49] | 6-2,2-6,7-6 |
Dajana Oleksandrivna Jastremska (ukrainsk: Даяна Олександрівна Ястремська, født 15. maj 2000 i Odessa) er en ukrainsk tennisspiller.
Hun vandt i oktober 2018 sin første WTA-turnering, da hun vandt Hong Kong Open. Ved Wimbledon-mesterskaberne 2016 tabte hun finalen i pigesingle til Anastasia Potapova.
Jastremska var 14. oktober 2018 nummer 102 på WTAs verdensrangliste i single.