WTA Madryt | 05/05 19:10 | 24 | [5] Jelena Ostapenko v Irina-Camelia Begu [36] | 3-6,3-6 | |
WTA Stuttgart | 04/27 19:45 | 27 | [6] Karolina Pliskova v Jelena Ostapenko [5] | 5-7,7-5,6-4 | |
WTA Stuttgart | 04/26 09:30 | 26 | [52] Zarina Diyas v Jelena Ostapenko [5] | 3-6,0-6 | |
2018 Fed Cup | 04/22 08:10 | 27 | [27] Anastasia Pavlyuchenkova v Jelena Ostapenko [5] | 5-7,1-6 | |
2018 Fed Cup | 04/21 11:10 | 27 | [32] Ekaterina Makarova v Jelena Ostapenko [5] | 5-7,4-6 | |
WTA Miami | 03/31 17:00 | 29 | [12] Sloane Stephens v Jelena Ostapenko [5] | 7-6,6-1 | |
WTA Miami | 03/30 02:00 | 28 | [5] Jelena Ostapenko v Danielle Collins [93] | 7-6,6-3 | |
WTA Miami | 03/28 17:00 | 27 | [5] Jelena Ostapenko v Elina Svitolina [4] | 7-6,7-6 | |
WTA Miami | 03/27 01:45 | 26 | [5] Jelena Ostapenko v Petra Kvitova [9] | 7-6,6-3 | |
WTA Miami | 03/25 19:30 | 25 | [5] Jelena Ostapenko v Beatriz Haddad Maia [64] | 6-2,7-6 | |
WTA Miami | 03/23 21:20 | 24 | [5] Jelena Ostapenko v Timea Babos [47] | 6-4,6-4 | |
WTA Indian Wells | 03/11 22:35 | 25 | Petra Martic v Jelena Ostapenko | 6-3,6-3 | |
WTA Indian Wells | 03/09 23:20 | 24 | Belinda Bencic v Jelena Ostapenko | 4-6,6-3,1-6 | |
WTA Dubaj | 02/21 12:25 | 26 | Elena Vesnina v Jelena Ostapenko | 6-1,7-6 | |
WTA Doha | 02/14 17:35 | 25 | Mihaela Buzarnescu v Jelena Ostapenko | 6-1,6-3 | |
2018 Fed Cup | 02/10 09:25 | 28 | Dejana Radanovic v Jelena Ostapenko | 2-6,1-6 | |
2018 Fed Cup | 02/09 09:15 | - | Melanie Klaffner v Jelena Ostapenko | 6-2,0-6,3-6 | |
2018 Fed Cup | 02/08 09:15 | - | Magda Linette v Jelena Ostapenko | 3-6,3-6 | |
2018 Fed Cup | 02/07 09:30 | 1 | Cagla Buyukakcay v Jelena Ostapenko | 6-2,3-6,6-3 | |
WTA St. Petersburg | 02/02 13:15 | 27 | Petra Kvitova v Jelena Ostapenko | 6-0,6-2 | |
WTA St. Petersburg | 01/31 14:10 | 26 | Vera Zvonareva v Jelena Ostapenko | 6-7,3-6 | |
Australian Open - Kobiety | 01/19 10:15 | 25 | Jelena Ostapenko v Anett Kontaveit | 3-6,6-1,3-6 | |
Australian Open - Kobiety | 01/17 05:45 | 24 | Jelena Ostapenko v Ying-Ying Duan | 6-3,3-6,6-4 | |
Australian Open - Kobiety | 01/15 00:00 | 23 | Jelena Ostapenko v Francesca Schiavone | 6-1,6-4 | |
WTA Sydney | 01/07 04:55 | 25 | Jelena Ostapenko v Ekaterina Makarova | 6-7,1-6 | |
WTA Shenzhen | 01/02 05:45 | 25 | Kristyna Pliskova v Jelena Ostapenko | 6-1,6-4 | |
Mubadala WTC - Kobiety | 12/30 13:00 | - | Serena Williams v Jelena Ostapenko | 2-6,6-3,0-0 | |
Thailand Championship Women | 12/24 13:00 | 1 | [9] Johanna Konta v Jelena Ostapenko [7] | 6-3,6-2 | |
Thailand Championship Women | 12/23 13:00 | 1 | [4] Karolina Pliskova v Jelena Ostapenko [7] | 6-1,6-4 | |
Finały WTA | 10/26 08:00 | 3 | Karolina Pliskova v Jelena Ostapenko | 3-6,1-6 |
Jeļena Ostapenko (ukr. Олена Євгенівна Остапенко – Ołena Jewheniwna Ostapenko), znana także jako Aļona Ostapenko (ur. 8 czerwca 1997 w Rydze) – łotewska tenisistka ukraińskiego pochodzenia, triumfatorka French Open 2017 w grze pojedynczej, finalistka Australian Open 2024 w grze podwójnej i Wimbledonu 2019 w mikście.