[4] Naomi Osaka 5-7,6-4,6-1 Su-Wei Hsieh [27] 2019-01-19 00:00
Stadium: Margaret Court Arena Round: 25 Ground: Hardcourt outdoor
Home History
| Australian Open Women | 2019/01/17 04:15 | Naomi Osaka v Tamara Zidansek | 6-2,6-4 |
| Australian Open Women | 2019/01/15 10:30 | Naomi Osaka v Magda Linette | 6-4,6-2 |
| WTA Brisbane | 2019/01/05 03:00 | Lesia Tsurenko v Naomi Osaka | 6-2,6-4 |
| WTA Brisbane | 2019/01/03 05:30 | Anastasija Sevastova v Naomi Osaka | 6-3,0-6,4-6 |
| WTA Brisbane | 2019/01/01 09:00 | Destanee Aiava v Naomi Osaka | 3-6,2-6 |
| WTA Finals | 2018/10/24 11:30 | Angelique Kerber v Naomi Osaka | 6-4,5-7,6-4 |
| WTA Finals | 2018/10/22 11:30 | Naomi Osaka v Sloane Stephens | 5-7,6-4,1-6 |
| WTA Beijing | 2018/10/06 06:30 | Anastasija Sevastova v Naomi Osaka | 6-4,6-4 |
Away History
| Australian Open Women | 2019/01/17 01:20 | Laura Siegemund v Su-Wei Hsieh | 3-6,4-6 |
| Australian Open Women | 2019/01/15 04:45 | Stefanie Voegele v Su-Wei Hsieh | 2-6,1-6 |
| WTA Sydney | 2019/01/09 10:45 | Petra Kvitova v Su-Wei Hsieh | 7-6,6-2 |
| WTA Sydney | 2019/01/08 03:55 | Su-Wei Hsieh v Danielle Rose Collins | 7-6,6-3 |
| WTA Auckland | 2019/01/05 05:45 | Bianca Andreescu v Su-Wei Hsieh | 6-3,6-3 |
| WTA Auckland | 2019/01/04 10:15 | Su-Wei Hsieh v Sara Sorribes Tormo | 6-3,6-2 |
| WTA Auckland | 2019/01/02 03:05 | Su-Wei Hsieh v Monica Puig | 6-1,7-6 |
| WTA Auckland | 2019/01/01 03:20 | Su-Wei Hsieh v Polona Hercog | 6-2,6-3 |