WTA Guadalajara | 02/25 02:25 | 26 | [45] Maria Camila Osorio v Hailey Baptiste [131] | 1-6,6-3,6-3 | |
WTA Guadalajara | 02/22 20:00 | 25 | [131] Hailey Baptiste v Viktoria Kuzmova [140] | 6-3,6-3 | |
WTA Guadalajara | 02/20 19:05 | 19 | [131] Hailey Baptiste v Victoria Jimenez Kasintseva [191] | 6-3,6-4 | |
WTA Guadalajara | 02/19 18:35 | 14 | Hailey Baptiste v Marcela Zacarias | 6-1,6-3 | |
ITF W60 Rome GA | 02/03 20:00 | 26 | [137] Hailey Baptiste v Katie Volynets [159] | 1-6,2-6 | |
ITF W60 Rome GA | 02/01 19:10 | 25 | [137] Hailey Baptiste v En Shuo Liang [188] | 6-3,6-2 | |
ITF W60 Orlando | 01/29 17:10 | 27 | [171] Christina McHale v Hailey Baptiste [165] | 6-2,6-1 | |
ITF W60 Orlando | 01/28 19:20 | 26 | Sachia Vickery v Hailey Baptiste | 2-6,6-4,2-6 | |
ITF W60 Orlando | 01/27 15:00 | 25 | [280] Ashlyn Krueger v Hailey Baptiste [165] | 3-6,2-6 | |
Australian Open Women | 01/20 01:40 | 24 | [165] Hailey Baptiste v Maddison Inglis [133] | 6-7,6-2,2-6 | |
Australian Open Women | 01/18 02:10 | 23 | [165] Hailey Baptiste v Caroline Garcia [70] | 4-6,7-6,6-3 | |
Australian Open Women | 01/14 02:25 | 19 | [168] Hailey Baptiste v Yue Yuan [162] | 6-7,7-6,6-3 | |
Australian Open Women | 01/12 04:40 | 15 | [118] Nina Stojanovic v Hailey Baptiste [168] | 3-6,4-6 | |
Australian Open Women | 01/09 23:00 | 14 | [168] Hailey Baptiste v Samantha Murray Sharan [290] | 6-1,6-7,7-6 | |
WTA Melbourne 2 | 01/04 02:00 | 19 | [168] Hailey Baptiste v Kamilla Rakhimova [120] | 4-6,0-6 | |
WTA Melbourne 2 | 01/03 04:15 | 14 | [95] Panna Udvardy v Hailey Baptiste [168] | 3-6,2-6 | |
WTA Midland | 11/01 19:10 | 25 | [316] Danielle Lao v Hailey Baptiste [165] | 3-6,6-3,6-1 | |
ITF W80 Tyler | 10/26 18:40 | 25 | [166] Hailey Baptiste v Tessah Andrianjafitrimo [192] | 2-6,2-6 | |
ITF W80 Macon | 10/20 22:00 | 25 | [289] Emma Navarro v Hailey Baptiste [166] | 6-2,6-4 | |
WTA Indian Wells | 10/04 18:00 | 14 | [66] Martina Trevisan v Hailey Baptiste [168] | 6-2,6-4 | |
WTA Chicago | 09/29 20:15 | 25 | [34] Victoria Azarenka v Hailey Baptiste [174] | 6-2,4-6,6-3 | |
WTA Chicago | 09/28 14:00 | 24 | [174] Hailey Baptiste v Jasmine Paolini [61] | 7-5,6-3 | |
WTA Columbus | 09/22 17:55 | 26 | [178] Hailey Baptiste v Nuria Parrizas-Diaz [86] | 2-6,3-6 | |
WTA Columbus | 09/20 14:00 | 25 | [177] Jamie Loeb v Hailey Baptiste [178] | 1-6,3-6 | |
US Open Women | 08/31 15:00 | 23 | [181] Hailey Baptiste v Shuai Zhang [49] | 3-6,4-6 | |
WTA Chicago Qual | 08/21 18:45 | 14 | [116] Kimberley Zimmermann v Hailey Baptiste [181] | 6-2,6-4 | |
WTA Chicago | 08/19 20:00 | 26 | [101] Clara Tauson v Hailey Baptiste [181] | 6-2,3-6,6-3 | |
WTA Chicago | 08/17 16:00 | 25 | [181] Hailey Baptiste v Danka Kovinic [66] | 6-3,6-4 | |
WTA Berlin | 06/15 10:55 | 25 | [26] Jessica Pegula v Hailey Baptiste [166] | Retired | |
WTA Berlin | 06/13 09:00 | 19 | [162] Priscilla Hon v Hailey Baptiste [203] | 3-6,5-7 |
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 two doubles titles on the WTA Challenger Tour. Her highest doubles ranking is No. 92, achieved on 22 July 2024. She has also won four singles and four 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 Washington Open and defeated Grand Slam finalist and former top-ten player, Madison Keys.
She made her Grand Slam debut at the 2020 US Open as a wildcard.
She made her WTA 1000 debut at the 2021 Miami Open after reaching the main draw having received a wildcard for the qualifying competition.
On her debut at the 2021 French Open, she qualified for the main draw and recorded her first win at a major over Anna Blinkova.
She received a wildcard for the main draw at the 2023 Miami Open.
At the WTA 1000 2023 Guadalajara Open, she defeated wildcard player Lya Isabel Fernández Olivares and 16th seed Karolína Plíšková for the second time in the season having prevailed also earlier at the 2023 Washington Open, to reach the third round of a WTA 1000 for the first time.
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 Miami Open.
At the 2024 French Open, she entered the main draw as a lucky loser and defeated Kayla Day for her second win at this major.
At the WTA 500 Korea Open, she defeated compatriot Sloane Stephens in straight sets. At the WTA 1000 China Open where she qualified for the main draw, she also recorded a first round victory over Varvara Gracheva. With her second round win over seventh seed Barbora Krejčíková at the 2024 Wuhan Open as a qualifier, Baptiste became the first player ranked outside the top 100 (at No. 102) to defeat a top-10 since the inception of the tournament. Krejčíková led 5-3, 40-0 in the second set before Baptiste won in straight sets, recording her first top 10 win and reaching her second third round at a 1000-level in her career.