WTA - Madrid | 04/27 18:00 | 25 | [3] Coco Gauff v Dayana Yastremska [34] | 6-4,6-1 | |
WTA - Madrid | 04/25 10:40 | 24 | [121] Emiliana Arango v Dayana Yastremska [34] | 6-0,5-7,4-6 | |
WTA - Charleston | 04/02 21:00 | 25 | [63] Magda Linette v Dayana Yastremska [32] | 0-6,6-4,6-3 | |
WTA - Miami | 03/23 23:20 | 25 | [9] Maria Sakkari v Dayana Yastremska [33] | 7-5,6-4 | |
WTA - Miami | 03/21 20:15 | 24 | [115] Daria Saville v Dayana Yastremska [33] | 5-7,5-7 | |
WTA - Indian Wells | 03/09 19:00 | 24 | [31] Dayana Yastremska v Emma Raducanu [250] | Retired | |
WTA - San Diego | 02/29 19:30 | 26 | [51] Anna Blinkova v Dayana Yastremska [33] | 7-6,6-2 | |
WTA - San Diego | 02/27 21:00 | 25 | [45] Caroline Dolehide v Dayana Yastremska [33] | 4-6,7-5,1-6 | |
WTA - Dubai | 02/19 11:05 | 24 | [19] Veronika Kudermetova v Dayana Yastremska [29] | 6-0,1-6,6-0 | |
WTA - Linz | 02/01 15:00 | 26 | [29] Dayana Yastremska v Donna Vekic [34] | 1-6,1-6 | |
WTA - Linz | 01/31 12:40 | 25 | [29] Dayana Yastremska v Erika Andreeva [111] | 7-6,3-6,6-2 | |
Australian Open - Kvinder | 01/25 10:50 | 28 | [93] Dayana Yastremska v Qinwen Zheng [15] | 4-6,4-6 | |
Australian Open - Kvinder | 01/24 01:00 | 27 | [50] Linda Noskova v Dayana Yastremska [93] | 3-6,4-6 | |
Australian Open - Kvinder | 01/22 01:00 | 26 | [22] Victoria Azarenka v Dayana Yastremska [93] | 6-7,4-6 | |
Australian Open - Kvinder | 01/20 00:00 | 25 | [26] Emma Navarro v Dayana Yastremska [93] | 2-6,6-2,1-6 | |
Australian Open - Kvinder | 01/18 10:00 | 24 | [39] Varvara Gracheva v Dayana Yastremska [93] | 3-6,2-6 | |
Australian Open - Kvinder | 01/15 00:00 | 23 | [93] Dayana Yastremska v Marketa Vondrousova [7] | 6-1,6-2 | |
Australian Open - Kvinder | 01/12 01:05 | 19 | [96] Dayana Yastremska v Maya Joint [417] | 6-2,1-6,6-4 | |
Australian Open - Kvinder | 01/11 02:00 | 15 | [96] Dayana Yastremska v Valentini Grammatikopoulou [221] | 6-4,3-6,6-4 | |
Australian Open - Kvinder | 01/10 00:50 | 14 | [96] Dayana Yastremska v Lea Boskovic [222] | 6-3,4-6,6-3 | |
WTA - Brisbane | 01/01 11:25 | 24 | [209] Daria Saville v Dayana Yastremska [98] | 6-0,6-4 | |
WTA - Brisbane | 12/30 05:45 | 19 | [102] Dayana Yastremska v Yulia Starodubtsewa [156] | 6-3,6-3 | |
WTA - Brisbane | 12/29 07:55 | 14 | [102] Dayana Yastremska v Su-Wei Hsieh [6] | 6-2,6-2 | |
WTA - Angers | 12/09 15:20 | 28 | [106] Dayana Yastremska v Clara Burel [60] | 7-6,3-6,2-6 | |
WTA - Angers | 12/08 11:40 | 27 | [106] Dayana Yastremska v McCartney Kessler [235] | 5-7,6-3,7-6 | |
WTA - Angers | 12/06 17:50 | 26 | [106] Dayana Yastremska v Raluka Serban [185] | 6-4,6-3 | |
WTA - Angers | 12/05 15:35 | 25 | [106] Dayana Yastremska v Tiphanie Lemaitre [392] | 2-6,6-2,6-4 | |
WTA - Andorra | 11/30 15:30 | 26 | Anastasija Sevastova v Dayana Yastremska | 6-7,6-1,6-4 | |
WTA - Andorra | 11/30 14:00 | - | Anastasija Sevastova v Dayana Yastremska | 6-7,6-1,6-4 | |
WTA - Andorra | 11/28 14:00 | 25 | [168] Ekaterina Vl. Makarova v Dayana Yastremska [106] | 2-6,2-6 |
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.