(born 8 October 2001) is a Japanese professional golfer. She plays on the LPGA of Japan Tour where she won three of the first five tournaments of the 2022 season, and the LPGA Tour.
Career Saigo was born in Funabashi in Greater Tokyo and won the Japan Women's Amateur Championship in 2019.
She turned professional and joined the LPGA of Japan Tour in 2020. In 2021, she was runner-up seven times to finish 4th on the 2020–21 money list.
In the 2022 season, she recorded three wins and two second place finishes in the first six tournaments, after which she rose to 18th in the Women's World Golf Rankings.
Saigo finished second at the LPGA Final Qualifying Tournament in 2023 to earn her LPGA Tour card for 2024. In 2024, she had seven top-10 finishes including runner-up finishes at the CPKC Women's Open and Buick LPGA Shanghai. She earned LPGA Rookie of the Year honors. In 2025, she won the Chevron Championship for her first LPGA Tour win and first major championship win.
Amateur wins 2019 Japan Women's Amateur Championship
Professional wins (7) LPGA Tour wins (1) Legend Major championships (1) Other LPGA Tour (0) No.DateTournamentWinning scoreTo parMargin ofvictoryRunners-up127 Apr 2025Chevron Championship70-68-69-74=281−7Playoff Lindy Duncan Ariya Jutanugarn Kim Hyo-joo Yin Ruoning
LPGA Tour playoff record (1–0) No.YearTournamentOpponentsResult12025Chevron Championship Lindy Duncan Ariya Jutanugarn Kim Hyo-joo Yin RuoningWon with birdie on first extra hole
LPGA of Japan Tour wins (6) No.DateTournamentWinning scoreTo parMargin ofvictoryRunner-up16 Mar 2022Daikin Orchid Ladies Golf Tournament69-73-69-67=278−101 stroke Hwang Ah-reum227 Mar 2022AXA Ladies Golf Tournament in Miyazaki67-68=135^−91 stroke Miyū Yamashita33 Apr 2022Yamaha Ladies Open Katsuragi67-69-68-76=280−81 stroke Kotone Hori41 May 2022Panasonic Open Ladies Golf Tournament70-68-68=208−102 stroke Teresa Lu522 May 2022Bridgestone Ladies Open67-70-69-69=275−132 stroke Mone Inami612 Nov 2023Ito En Ladies Golf Tournament69-63-68=200−163 stroke Ayako Kimura ^Tournament shortened due to adverse conditions.
Major championships Wins (1) YearChampionship54 holesWinning scoreMarginRunners-up2025 Chevron Championship Co-leader −7 (70-68-69-74=281) Playoff1 Lindy Duncan, Kim Hyo-joo, Ruoning Yin, Ariya Jutanugarn 1 Defeated Duncan, Kim, Yin and Jutanugarn with a birdie on the first hole of a sudden death playoff.
Results timeline Results not in chronological order. Tournament 2022 2023 2024 2025 2026Chevron Championship65CUT 1 T59U.S. Women's OpenT44T33CUTT459Women's PGA ChampionshipT30CUTT7CUTT32The Evian ChampionshipT3CUTT35T38T4Women's British Open CUTT36T7T11T23
CUT = missed the half-way cut T = tied
Summary Tournament Wins 2nd 3rd Top-5 Top-10 Top-25 Events Cuts madeChevron Championship 1 0 0 1 1 1 4 3U.S. Women's Open 0 0 0 1 1 1 5 4Women's PGA Championship 0 0 0 0 1 1 5 3The Evian Championship 0 0 1 2 2 2 5 4Women's British Open 0 0 0 0 1 3 5 4Totals 1 0 1 4 6 8 24 18 Most consecutive cuts made – 7 (2025 Evian – 2026 Women's British Open, current) Longest streak of top-10s – 3 (2024 Women's British Open – 2025 U.S. Women's Open)
Team appearances Professional International Crown (representing Japan): 2025
References
External links