| ITF - W75 Rome, GA | 02/03 18:20 | 28 | [177] McCartney Kessler v Hailey Baptiste [121] | 2-6,6-3,6-3 | |
| ITF - W75 Rome, GA | 02/02 18:40 | 27 | [328] Victoria Hu v Hailey Baptiste [121] | 1-6,3-6 | |
| ITF - W75 Rome, GA | 02/01 17:15 | 26 | [384] Sophie Chang v Hailey Baptiste [121] | 6-7,3-6 | |
| ITF - W75 Rome, GA | 01/31 19:20 | 25 | Sara Daavettila v Hailey Baptiste | 2-6,3-6 | |
| ITF - W75 Vero Beach | 01/27 15:50 | 28 | [389] Gabriela Lee v Hailey Baptiste [130] | 6-3,6-2 | |
| ITF - W75 Vero Beach | 01/26 17:00 | 27 | [130] Hailey Baptiste v Yulia Starodubtseva [150] | 7-5,6-2 | |
| ITF - W75 Vero Beach | 01/25 16:00 | 26 | [130] Hailey Baptiste v Vivian Wolff [399] | 6-4,4-6,6-4 | |
| ITF - W75 Vero Beach | 01/24 19:45 | 25 | Hailey Baptiste v Irina Ramialison | 6-2,6-1 | |
| Australian Open - Dames | 01/12 02:00 | 19 | [172] Ella Seidel v Hailey Baptiste [131] | 6-0,6-4 | |
| Australian Open - Dames | 01/11 04:05 | 15 | [150] Arianne Hartono v Hailey Baptiste [131] | 2-6,4-6 | |
| Australian Open - Dames | 01/10 04:45 | 14 | [246] Seone Mendez v Hailey Baptiste [131] | 3-6,1-6 | |
| WTA - Brisbane | 01/02 12:45 | 24 | [129] Hailey Baptiste v Danielle Collins [54] | 1-6,6-4,3-6 | |
| WTA - Brisbane | 12/30 01:45 | 19 | [131] Hailey Baptiste v Sofya Lansere [201] | 6-3,7-5 | |
| WTA - Brisbane | 12/29 01:00 | 14 | [131] Hailey Baptiste v Gabriela Knutson [163] | 6-1,6-0 | |
| ITF - W100 Charleston | 11/11 16:00 | 28 | [38] Emma Navarro v Hailey Baptiste [131] | 6-2,6-1 | |
| ITF - W100 Charleston | 11/10 16:45 | 27 | [131] Hailey Baptiste v Elizabeth Mandlik [127] | 6-2,4-6,6-1 | |
| ITF - W100 Charleston | 11/09 17:15 | 26 | [131] Hailey Baptiste v Rasheeda McAdoo [261] | 6-2,2-6,6-4 | |
| ITF - W100 Charleston | 11/08 15:00 | 25 | [131] Hailey Baptiste v Maria Kozyreva [498] | 7-6,1-6,6-4 | |
| WTA - Midland | 11/03 18:00 | 27 | [115] Anna Kalinskaya v Hailey Baptiste [136] | 7-6,4-6,7-6 | |
| WTA - Midland | 11/01 23:00 | 26 | [136] Hailey Baptiste v Peyton Stearns [48] | 6-2,6-7,6-2 | |
| WTA - Midland | 10/31 17:55 | 25 | [366] Victoria Hu v Hailey Baptiste [136] | 5-7,5-7 | |
| WTA - Tampico | 10/27 00:45 | 26 | [108] Katie Volynets v Hailey Baptiste [136] | 6-7,6-3,6-1 | |
| WTA - Tampico | 10/24 01:00 | 25 | [444] Katrina Scott v Hailey Baptiste [136] | 1-6,7-6,4-6 | |
| ITF - W80 Macon | 10/19 13:50 | 26 | [134] Hailey Baptiste v Raluca Georgiana Serban [170] | 7-6,6-7,4-6 | |
| ITF - W80 Macon | 10/17 20:20 | 25 | [134] Hailey Baptiste v Louisa Chirico [256] | 6-0,6-2 | |
| ITF W60 Rome, GA | 10/04 14:00 | 25 | Victoria Hu v Hailey Baptiste | Cancelled | |
| ITF - W60 Templeton | 09/28 21:05 | 26 | [310] McCartney Kessler v Hailey Baptiste [137] | 3-6,6-3,6-1 | |
| ITF - W60 Templeton | 09/28 01:00 | 25 | [368] Veronika Miroshnichenko v Hailey Baptiste [137] | 6-7,6-1,4-6 | |
| WTA - Guadalajara | 09/20 17:00 | 26 | [174] Hailey Baptiste v Caroline Garcia [11] | 5-7,4-6 | |
| WTA - Guadalajara | 09/18 18:30 | 25 | [36] Karolina Pliskova v Hailey Baptiste [174] | 6-7,7-5,6-7 |
Hailey Baptiste (Washington D.C., 3 november 2001) is een tennisspeelster uit de Verenigde Staten van Amerika. Zij begon op vierjarige leeftijd met het spelen van tennis. Haar favoriete ondergrond is gravel. Zij speelt rechtshandig en heeft een tweehandige backhand. Zij is actief in het internationale tennis sinds 2018.