[1] Simona Halep 6-1,6-0 Naomi Osaka [21] 2018-05-16 09:00
Stadium: Pietrangeli Round: 25 Ground: Clay
Head to Head
| WTA Indian Wells | 2018/03/17 05:10 | Simona Halep v Naomi Osaka | 3-6,0-6 |
| Ausztrál Open - nők | 2018/01/22 06:00 | Simona Halep v Naomi Osaka | 6-3,6-2 |
| WTA Miami | 2017/03/24 15:00 | Simona Halep v Naomi Osaka | 6-4,2-6,6-3 |
Home History
| WTA Madrid | 2018/05/10 12:00 | Simona Halep v Karolina Pliskova | 4-6,3-6 |
| WTA Madrid | 2018/05/09 10:00 | Simona Halep v Kristyna Pliskova | 6-1,6-4 |
| WTA Madrid | 2018/05/08 12:10 | Simona Halep v Elise Mertens | 6-0,6-3 |
| WTA Madrid | 2018/05/06 10:50 | Simona Halep v Ekaterina Makarova | 6-1,6-0 |
| WTA Stuttgart | 2018/04/27 11:30 | Simona Halep v Coco Vandeweghe | 4-6,1-6 |
| WTA Stuttgart | 2018/04/25 18:45 | Simona Halep v Magdalena Rybarikova | 4-6,6-2,6-3 |
| 2018 Fed Cup | 2018/04/22 09:00 | Simona Halep v Patty Schnyder | 6-2,6-1 |
| 2018 Fed Cup | 2018/04/21 10:00 | Simona Halep v Viktorija Golubic | 6-3,1-6,6-1 |
Away History
| WTA Róma | 2018/05/14 12:10 | Victoria Azarenka v Naomi Osaka | 0-6,3-6 |
| WTA Madrid | 2018/05/06 13:35 | Shuai Zhang v Naomi Osaka | 6-1,7-5 |
| 2018 Fed Cup | 2018/04/22 03:00 | Naomi Osaka v Johanna Konta | 3-6,3-6 |
| 2018 Fed Cup | 2018/04/21 04:00 | Naomi Osaka v Heather Watson | 6-2,6-3 |
| WTA Charleston | 2018/04/05 15:00 | Julia Goerges v Naomi Osaka | 7-6,6-3 |
| WTA Charleston | 2018/04/04 15:45 | Laura Siegemund v Naomi Osaka | 3-6,6-7 |
| WTA Charleston | 2018/04/02 17:30 | Jennifer Brady v Naomi Osaka | 4-6,4-6 |
| WTA Miami | 2018/03/23 15:00 | Naomi Osaka v Elina Svitolina | 4-6,2-6 |