| WTA Charleston | 04/09 23:20 | 27 | [38] Veronika Kudermetova v Sloane Stephens [57] | 6-3,6-4 | |
| WTA Charleston | 04/08 19:55 | 26 | [78] Ajla Tomljanovic v Sloane Stephens [57] | 3-6,4-6 | |
| WTA Charleston | 04/07 23:15 | 25 | [57] Sloane Stephens v Madison Keys [24] | 6-4,6-4 | |
| WTA Charleston | 04/06 15:55 | 24 | [57] Sloane Stephens v Xinyu Wang [147] | 6-2,6-4 | |
| WTA Miami | 03/26 19:00 | 24 | [49] Sloane Stephens v Amanda Anisimova [32] | 3-6,3-6 | |
| WTA Miami | 03/24 23:00 | 23 | [49] Sloane Stephens v Oceane Dodin [120] | 6-7,6-4,6-2 | |
| WTA Monterrey | 03/16 19:55 | 25 | [48] Sloane Stephens v Kristina Kucova [151] | 2-6,2-6 | |
| WTA Melbourne | 02/13 01:50 | 24 | [41] Sloane Stephens v Varvara Gracheva [97] | 2-6,2-6 | |
| Australian Open Women | 02/09 06:40 | 23 | [28] Yulia Putintseva v Sloane Stephens [41] | 4-6,6-2,6-3 | |
| WTA Grampians Trophy | 02/03 08:40 | 25 | [89] Leylah Fernandez v Sloane Stephens [40] | 6-3,6-1 | |
| French Open Women | 10/01 12:35 | 24 | [34] Sloane Stephens v Paula Badosa [87] | 4-6,6-4,2-6 | |
| French Open Women | 09/29 16:00 | 23 | [34] Sloane Stephens v Vitalia Diatchenko [116] | 6-2,6-2 |