Head to Head
| WTA Madrid | 2019/05/09 10:00 | Simona Halep v Ashleigh Barty | 7-5,7-5 |
| WTA Sydney | 2019/01/09 03:35 | Simona Halep v Ashleigh Barty | 4-6,4-6 |
| WTA Cincinnati | 2018/08/17 15:00 | Simona Halep v Ashleigh Barty | 7-5,6-4 |
| WTA Montreal | 2018/08/11 17:00 | Simona Halep v Ashleigh Barty | 6-4,6-1 |
Home History
| WTA Doha | 2020/02/28 15:30 | Ashleigh Barty v Petra Kvitova | 4-6,6-2,4-6 |
| WTA Doha | 2020/02/27 19:05 | Ashleigh Barty v Garbine Muguruza | 6-1,6-7,6-2 |
| WTA Doha | 2020/02/25 15:30 | Ashleigh Barty v Laura Siegemund | 6-3,6-2 |
| Australian Open Women | 2020/01/30 03:00 | Ashleigh Barty v Sofia Kenin | 6-7,5-7 |
| Australian Open Women | 2020/01/28 01:55 | Ashleigh Barty v Petra Kvitova | 7-6,6-2 |
| Australian Open Women | 2020/01/26 08:00 | Ashleigh Barty v Alison Riske-Amritraj | 6-3,1-6,6-4 |
| Australian Open Women | 2020/01/24 00:00 | Ashleigh Barty v Elena Rybakina | 6-3,6-2 |
| Australian Open Women | 2020/01/22 02:00 | Ashleigh Barty v Polona Hercog | 6-1,6-4 |
Away History
| WTA Dubai | 2020/02/22 15:05 | Simona Halep v Elena Rybakina | 3-6,6-3,7-6 |
| WTA Dubai | 2020/02/21 15:30 | Simona Halep v Jennifer Brady | 6-2,6-0 |
| WTA Dubai | 2020/02/20 16:55 | Simona Halep v Aryna Sabalenka | 3-6,6-2,6-2 |
| WTA Dubai | 2020/02/19 15:45 | Simona Halep v Ons Jabeur | 1-6,6-2,7-6 |
| Australian Open Women | 2020/01/30 05:10 | Simona Halep v Garbine Muguruza | 6-7,5-7 |
| Australian Open Women | 2020/01/29 00:00 | Anett Kontaveit v Simona Halep | 1-6,1-6 |
| Australian Open Women | 2020/01/27 00:00 | Elise Mertens v Simona Halep | 4-6,4-6 |
| Australian Open Women | 2020/01/25 02:50 | Yulia Putintseva v Simona Halep | 1-6,4-6 |