| Australian Open Women | 01/12 04:40 | 15 | [118] 스토자노비치, 니나 v 밥티스트, 하일레이 [168] | 3-6,4-6 | |
| Australian Open Women | 01/09 23:00 | 14 | [168] 밥티스트, 하일레이 v Murray Sharan, S. [290] | 6-1,6-7,7-6 | |
| WTA Melbourne 2 | 01/04 02:00 | 19 | [168] 밥티스트, 하일레이 v 라크히모바, 카밀라 [120] | 4-6,0-6 | |
| WTA Melbourne 2 | 01/03 04:15 | 14 | [95] 우드발디, 판나 v 밥티스트, 하일레이 [168] | 3-6,2-6 | |
| WTA Midland | 11/01 19:10 | 25 | [316] 라오, 다니엘 v 밥티스트, 하일레이 [165] | 3-6,6-3,6-1 | |
| ITF W80 Tyler | 10/26 18:40 | 25 | [166] 밥티스트, 하일레이 v 안드리안자피트리모, 테사 [192] | 2-6,2-6 | |
| ITF W80 Macon | 10/20 22:00 | 25 | [289] 나바로, 에마 v 밥티스트, 하일레이 [166] | 6-2,6-4 | |
| WTA Indian Wells | 10/04 18:00 | 14 | [66] Τρεβισάν, Μαρτίνα v 밥티스트, 하일레이 [168] | 6-2,6-4 | |
| WTA Chicago | 09/29 20:15 | 25 | [34] 아자렌카, 빅토리아 v 밥티스트, 하일레이 [174] | 6-2,4-6,6-3 | |
| WTA Chicago | 09/28 14:00 | 24 | [174] 밥티스트, 하일레이 v 파올리니, 자스민 [61] | 7-5,6-3 | |
| WTA Columbus | 09/22 17:55 | 26 | [178] 밥티스트, 하일레이 v 파리자스-디아즈, 누리아 [86] | 2-6,3-6 | |
| WTA Columbus | 09/20 14:00 | 25 | [177] 로에브, 자미 v 밥티스트, 하일레이 [178] | 1-6,3-6 | |
| US Open Women | 08/31 15:00 | 23 | [181] 밥티스트, 하일레이 v 장, 수아이 [49] | 3-6,4-6 | |
| WTA Chicago Qual | 08/21 18:45 | 14 | [116] 지메르만, 킴벌리 v 밥티스트, 하일레이 [181] | 6-2,6-4 | |
| WTA Chicago | 08/19 20:00 | 26 | [101] 타우슨, 클라라 v 밥티스트, 하일레이 [181] | 6-2,3-6,6-3 | |
| WTA Chicago | 08/17 16:00 | 25 | [181] 밥티스트, 하일레이 v 코비니크, 단카 [66] | 6-3,6-4 | |
| WTA Berlin | 06/15 10:55 | 25 | [26] 페굴라, 제시카 v 밥티스트, 하일레이 [166] | Retired | |
| WTA Berlin | 06/13 09:00 | 19 | [162] 혼, 프리스실라 v 밥티스트, 하일레이 [203] | 3-6,5-7 | |
| WTA Berlin | 06/12 09:00 | 14 | [203] 밥티스트, 하일레이 v 크리스티안, 자쿠에린 아디나 [152] | 6-3,6-1 | |
| French Open Women | 06/03 09:00 | 24 | [5] 케닌, 소피아 v 밥티스트, 하일레이 [203] | 7-5,6-3 | |
| French Open Women | 05/31 11:25 | 23 | [203] 밥티스트, 하일레이 v 블린코바, 안나 [77] | 6-1,6-4 | |
| French Open Women | 05/28 08:30 | 19 | [194] 그라브헬, 줄리아 v 밥티스트, 하일레이 [202] | 6-3,5-7,3-6 | |
| French Open Women | 05/26 16:25 | 15 | [202] 밥티스트, 하일레이 v 리우, 클라이레 [130] | 6-3,6-3 | |
| French Open Women | 05/25 11:30 | 14 | [471] 스미트코바, 테레자 v 밥티스트, 하일레이 [202] | 4-6,2-6 | |
| ITF W100 Bonita Springs | 05/12 23:35 | 25 | [201] 밥티스트, 하일레이 v 왕, 신위 [138] | 3-6,3-6 | |
| ITF W100 Charleston | 05/05 14:00 | 25 | [211] 밥티스트, 하일레이 v 자라주아, 레나타 [141] | 4-6,1-6 | |
| ITF W60 Charlottesville | 04/30 18:00 | 27 | [145] 왕, 신위 v 밥티스트, 하일레이 [211] | 6-1,3-6,6-3 | |
| ITF W60 Charlottesville | 04/29 13:55 | 26 | [211] 밥티스트, 하일레이 v 세리프, 마얄 [123] | 6-3,7-6 | |
| ITF W60 Charlottesville | 04/28 16:25 | 25 | [211] 밥티스트, 하일레이 v 로에브, 자미 [267] | 6-2,6-2 | |
| WTA Charleston Qual | 04/10 15:00 | 14 | [216] 밥티스트, 하일레이 v 리우, 클라이레 [188] | Retired |
Hailey Baptiste (born November 3, 2001) is an American professional tennis player. On 18 March 2024, she reached her best singles ranking of world No. 96. She has won one doubles title on the WTA Tour with one doubles title on the WTA Challenger Tour. She has also won four singles and three doubles titles on the ITF Women's Circuit.
On the junior tour, she reached a career-high ranking of No. 38 on January 29, 2018. She ended runner-up at the US Open junior doubles' tournament in 2018.
Baptiste made her WTA Tour main draw debut at her hometown tournament, the 2019 Citi Open in Washington, beating Grand Slam finalist and former top-ten player Madison Keys in the first round.
Baptiste made her World TeamTennis debut in 2020 with the Vegas Rollers as an alternate, later ending up on the roster for the New York Empire in the 2020 season at The Greenbrier.
She made her WTA 1000 debut at the 2021 Miami Open after reaching the main draw having received a wildcard for the qualifying competition.
She received a wildcard for the main draw at the 2023 Miami Open.
At the WTA 1000 Guadalajara Open, she defeated 16th seed Karolína Plíšková for the second time in the season having prevailed also earlier at the Washington Open.
Following her first round main-draw win as a qualifier at the 2024 Indian Wells Open, over fellow American qualifier Robin Montgomery, she reached the top 100 in the rankings on 18 March 2024. She received a wildcard for the main draw at the 2024 Miami Open.