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
| French Open Women | 2020/10/04 09:00 | Simona Halep v Iga Swiatek | 1-6,2-6 |
| French Open Women | 2020/10/02 11:35 | Simona Halep v Amanda Anisimova | 6-0,6-1 |
| French Open Women | 2020/09/30 14:55 | Simona Halep v Irina-Camelia Begu | 6-3,6-4 |
| French Open Women | 2020/09/27 11:15 | Simona Halep v Sara Sorribes Tormo | 6-4,6-0 |
| WTA Rome | 2020/09/20 10:00 | Simona Halep v Garbine Muguruza | 6-3,4-6,6-4 |
| WTA Rome | 2020/09/18 11:20 | Simona Halep v Dayana Yastremska | 7-5,6-4 |
| WTA Rome | 2020/09/16 10:30 | Simona Halep v Jasmine Paolini | 6-3,6-4 |
| WTA Prague | 2020/08/16 11:30 | Simona Halep v Elise Mertens | 6-2,7-5 |