Mananchaya Sawangkaew

Mananchaya Sawangkaew (; born 10 July 2002) is a Thai professional tennis player. She has a career-high WTA singles ranking of world No. 97, achieved on 24 August 2026, and a best doubles ranking of No. 290, achieved on 9 February 2026. Sawangkaew has won five singles titles and three doubles titles on the ITF Women's Circuit. In February 2026, she won her first title on a WTA 125 tournament.

Career

2019: Juniors and Davis Cup debut On the ITF Junior Circuit, she achieved a career-high combined ranking of No. 14, on 28 January 2019.

Sawangkaew made her debut for Thailand Fed Cup team in 2019.

2021–2022: College years Sawangkaew attended the Oklahoma State University in 2021–2022.

2024–2025: WTA Tour debut & first quarterfinal, Thai No. 1 & top 100 Sawangkaew made her WTA main draw debut at the 2024 Thailand Open 2 in Hua Hin, after qualifying but lost to eventual champion Rebecca Šramková. She also qualified for the next tournament, the WTA 1000 China Open making her debut at this level and defeated fellow qualifier Zarina Diyas in straight sets for her first WTA Tour win, but lost in the second round to top seed Aryna Sabalenka. As a result, she reached a new career-high singles ranking of No. 167 on 7 October 2024 (and a week later of No. 165) and became the Thai number-one player.

Sawangkaew qualified for the main draw of the 2024 Guangzhou Open and defeated lucky loser Ella Seidel for a second time, having previously beaten her in the last round of qualifying. In the second round Sawangkaew overcame third seed Yuan Yue to become the first Thai player to reach a WTA Tour quarterfinal since Luksika Kumkhum in Hong Kong in 2018. She lost in the last eight to eventual champion Olga Danilović. As a result, she reached the top 150 on 28 October 2024. At the next and last 2024 Asian swing tournament, the Jiangxi Open, Sawangkaew qualified for the main draw and recorded wins over seventh seed Lucia Bronzetti, and then Zheng Saisai against whom she saved two match points, to reach back-to-back quarterfinals. Once again she went out at the last eight stage, this time losing to Laura Siegemund.

Following the 2025 French Open, Sawangkaew made her top 100 debut on 9 June 2025.

2026: Major debut and third round Sawangkaew made her major main-draw debut at the 2026 Australian Open, after qualifying, losing to 28th seed Emma Raducanu in the opening round.

At the 2026 Wimbledon Championships, she again qualified for the main draw and this time reached the third round for the first time in her career defeating Roland Garros finalist Maja Chwalinska and Alycia Parks. Mananchaya was the second Thai woman to reach the third round at Wimbledon after Tamarine Tanasugarn, and the third Thai woman to reach the third round of a major after Tamarine and Luksika Kumkhum.

Performance timelines

Singles Current through the 2026 US Open

WTA 125 finals

Singles: 2 (1 title, 1 runner-up)

Doubles: 1 (runner-up) ResultDateTournamentSurfacePartnerOpponentsScoreLossMumbai Open, IndiaHard Nicole Fossa Huergo Polina Iatcenko Elena Pridankina6–7(3–7), 6–1, [5–10]

ITF Circuit finals

Singles: 13 (5 titles, 8 runner-ups) LegendW100 tournaments (1–1)W75 tournaments (1–1)W40/50 tournaments (1–2)W25 tournaments (1–1)W15 tournaments (1–3)Finals by surfaceHard (5–8)

Doubles: 7 (3 titles, 4 runner-ups) LegendW100 tournaments (1–1)W25/35 tournaments (1–1)W15 tournaments (1–2)Finals by surfaceHard (3–4)