| WTA Stanford | 08/05 02:00 | 27 | [44] Catherine Bellis v Petra Kvitová [14] | 6-2,6-0 | |
| WTA Stanford | 08/03 18:00 | 26 | [44] Catherine Bellis v Veronica Cepede Royg [85] | 7-6,6-2 | |
| WTA Stanford | 08/02 02:00 | 25 | [44] Catherine Bellis v Alize Cornet [45] | 6-3,6-2 | |
| Wimbledon - ženy | 07/03 18:00 | 23 | Victoria Azarenka v Catherine Bellis | 3-6,6-2,6-1 | |
| WTA Eastbourne | 06/26 15:00 | - | Julia Goerges v Catherine Bellis | Cancelled | |
| WTA Mallorca | 06/24 13:00 | 28 | [54] Julia Goerges v Catherine Bellis [42] | 6-1,6-1 | |
| WTA Mallorca | 06/23 10:30 | 27 | [42] Catherine Bellis v Kristýna Plíšková [46] | 6-3,6-2 | |
| WTA Mallorca | 06/21 13:15 | 26 | [42] Catherine Bellis v Mona Barthel [49] | 4-6,6-4,6-2 | |
| WTA Mallorca | 06/20 15:00 | 25 | Carla S Navarro v Catherine Bellis | 3-6,5-7 | |
| French Open - ženy | 06/02 17:15 | 25 | [12] Caroline Wozniacki v Catherine Bellis [48] | 6-2,2-6,6-3 | |
| French Open - ženy | 05/31 11:55 | 24 | [48] Catherine Bellis v Kiki Bertens [18] | 6-3,7-6 | |
| French Open - ženy | 05/29 10:40 | 23 | [48] Catherine Bellis v Quirine Lemoine [162] | 6-3,3-6,6-1 | |
| WTA Řím | 05/17 09:00 | 25 | [53] Catherine Bellis v Kiki Bertens [20] | 4-6,0-6 | |
| WTA Řím | 05/16 10:55 | 24 | [62] Misaki Doi v Catherine Bellis [53] | 4-6,6-7 | |
| WTA Rome Qual | 05/14 12:05 | 46 | [55] Catherine Bellis v Sara Sorribes Tormo [79] | 6-3,6-1 | |
| WTA Rome Qual | 05/13 13:25 | 45 | [55] Catherine Bellis v Martina Trevisan [214] | 6-3,6-2 | |
| WTA Madrid | 05/09 14:00 | 25 | [83] Sorana Cirstea v Catherine Bellis [55] | 6-3,6-2 | |
| WTA Madrid | 05/07 09:00 | 24 | [59] Catherine Bellis v Daria Gavrilova [26] | 7-5,5-7,6-2 | |
| WTA Rabat | 05/04 12:10 | 27 | [73] Varvara Lepchenko v Catherine Bellis [59] | 6-3,6-2 | |
| WTA Rabat | 05/03 14:45 | 26 | [58] Catherine Bellis v Timea Bacsinszky [22] | 6-7,7-5,7-5 | |
| WTA Rabat | 05/02 11:30 | 25 | [58] Catherine Bellis v Nao Hibino [80] | 6-1,4-6,7-5 | |
| WTA Monterrey | 04/03 18:00 | 25 | [54] Catherine Bellis v Naomi Broady [123] | 6-7,4-6 | |
| WTA Indian Wells | 03/08 21:10 | 23 | [55] Catherine Bellis v Kirsten Flipkens [87] | 6-4,1-6,4-6 | |
| WTA Dubaj | 02/23 15:00 | 27 | Caroline Wozniacki v Catherine Bellis | 6-3,6-2 | |
| WTA Dubaj | 02/22 15:10 | 26 | Catherine Bellis v Agnieszka Radwanska | 6-4,2-6,6-2 | |
| WTA Dubaj | 02/21 08:00 | 25 | Catherine Bellis v Laura Siegemund | 7-5,7-6 | |
| WTA Dubaj | 02/20 08:00 | 24 | Yulia Putintseva v Catherine Bellis | 1-6,5-7 | |
| WTA Doha Qual | 02/12 12:30 | 46 | Saisai Zheng v Catherine Bellis | 6-2,5-7,6-2 | |
| WTA Doha Qual | 02/11 08:00 | 45 | Catherine Bellis v Shuai Peng | 6-3,6-3 | |
| WTA Honolulu | 11/27 23:00 | 29 | Shuai Zhang v Catherine Bellis | 4-6,2-6 |