Jin Young Ko Bio
Jin Young Ko, born on 7 July 1995 in Seoul, South Korea, is a prominent professional golfer who competes on the LPGA Tour. By the age of 22, she had captured 10 titles on the LPGA of Korea Tour and announced herself on the global stage with her first major championship victories. Recognized for consistent ball striking and a calm temperament under pressure, she has been a fixture near the top of the Women’s World Golf Rankings for several seasons. Ko has earned two LPGA Player of the Year awards and remains one of the leading figures in women’s golf.
A two-time major champion and former world number one, Ko turned professional in 2013 and joined the LPGA Tour full-time in 2018. Her career has been marked by record-tying streaks, dominant ball-striking numbers, and multiple season-ending titles.
Early Life and Background
Ko Jin-young was born in Seoul, South Korea, where she first picked up golf and developed her game on the country’s competitive junior circuit. Her early training in South Korea’s deep amateur pipeline shaped a smooth, repeatable swing that has remained a hallmark of her play. She turned professional in 2013 at the age of 18, choosing to pursue a career on the LPGA of Korea Tour before targeting the larger international stage.
Standing 169 centimeters tall and known for an even temperament, Ko built her craft by playing against experienced competitors in Korea. That grounding produced rapid results, including her first professional victory, the Nefs Masterpiece, in August 2014. Her steady progress through the Korean ranks laid the foundation for an eventual move to the United States.
Path to LPGA Tour Golf
Ko’s pathway to the LPGA Tour ran through the LPGA of Korea Tour, where she collected 10 wins between 2014 and 2017. A runner-up finish at the 2015 Ricoh Women’s British Open offered an early signal that her game could travel to the biggest stages. In 2017, she captured the LPGA KEB Hana Bank Championship, a co-sanctioned event that bridged the Korean and American tours and confirmed her readiness for full-time membership on the LPGA Tour.
Following that victory, Ko announced her intention to join the LPGA Tour for the 2018 season, bringing with her a polished short game and a reputation for accuracy off the tee. Her transition was unusually swift, a fact she underscored by winning her very first start as a Tour member.
Jin Young Ko Career
Early Career (2013–2017)
Ko’s professional career began on the LPGA of Korea Tour in 2013, where she quickly established herself as a rising talent. Her first professional title came at the Nefs Masterpiece in August 2014, and she added further victories across the Korean circuit through 2017. By the end of that span, she had 10 wins in her home country and a high-profile second-place finish at a major.
In 2017, she added the LPGA KEB Hana Bank Championship to her résumé, a result that served as her springboard to the American tour. Shortly after, she confirmed that she would take up LPGA Tour membership for the following season.
LPGA Tour Breakthrough (2018)
Ko joined the LPGA Tour for the 2018 season and made an immediate impact, winning the ISPS Handa Women’s Australian Open in February. That victory made her only the second player in LPGA history to win in her first tournament as a Tour member. She played 25 events that season, missing just one cut, and recorded 13 top-10 finishes.
Her strong debut campaign earned her the Louise Suggs Rolex Rookie of the Year award, and she ended 2018 ranked 10th in the world.
Major Championships and World Number One (2019–2020)
Ko’s 2019 season was one of the most decorated in LPGA history. She won the Bank of Hope Founders Cup in March, then claimed her first major championship at the ANA Inspiration in April, a victory that lifted her to number one in the Women’s World Golf Rankings. In July, she added the Evian Championship with a bogey-free final round of 67 to win by two shots at 15 under par.
She continued her run with the Canadian Women’s Open in August, setting a tournament scoring record of 26 under par while going bogey-free for 72 holes. She also strung together 114 consecutive bogey-free holes, an LPGA Tour record, before a bogey ended the streak at the Cambia Portland Classic. Ko wrapped up 2019 with the Vare Trophy, the money title, and her first LPGA Player of the Year award.
The 2020 season was shortened by the COVID-19 pandemic, but Ko still won the money title after playing only four events. She captured the season-ending CME Group Tour Championship in Naples, Florida, and finished the year ranked number one in the world.
Sustained Dominance (2021–2023)
Between July and October 2021, Ko won the Volunteers of America Classic, the Portland Classic, and the Cognizant Founders Cup. Her final-round 66 at the Founders Cup tied Annika Sörenstam’s record of 14 consecutive rounds in the 60s. She then won the BMW Ladies Championship in South Korea, her fourth victory of the year and her 11th LPGA title overall, while also becoming part of the 200th LPGA victory by a South Korean player.
Ko closed 2021 by successfully defending her CME Group Tour Championship title in Naples, Florida, sweeping the Race to the CME Globe, the money list, and her second LPGA Player of the Year award.
In 2022, she won the HSBC Women’s World Championship in Singapore, her 13th LPGA title. The following year, she defended the HSBC Women’s World Championship, defeating Nelly Korda by two shots, and won the Cognizant Founders Cup in a playoff over Minjee Lee to reclaim the world number one ranking. By 26 June 2023, Ko had passed Lorena Ochoa’s record for most weeks at number one in the Women’s World Golf Rankings, reaching 159 weeks at the top.
Notable Events and Milestones
Ko set the LPGA Tour record for consecutive bogey-free holes at 114 in 2019 and tied Annika Sörenstam’s mark of 14 straight rounds in the 60s in 2021. She also passed Lorena Ochoa for the most weeks ranked number one in the Women’s World Golf Rankings, with 159 weeks as of June 2023.
Jin Young Ko Career Wins
Across her career on the LPGA Tour, Ko has built a résumé that includes 15 official LPGA Tour victories, two major championships, and two LPGA Player of the Year awards.
LPGA Tour Highlights
Ko opened her LPGA Tour victory list with the ISPS Handa Women’s Australian Open in February 2018, becoming only the second player to win in her first start as a Tour member. She added the Bank of Hope Founders Cup, the ANA Inspiration, the Evian Championship, and the Canadian Women’s Open in 2019, a campaign that ended with the Vare Trophy, the money title, and Player of the Year honors.
In 2020, she won the CME Group Tour Championship and repeated that win in 2021, when she also captured the Volunteers of America Classic, the Portland Classic, the Cognizant Founders Cup, and the BMW Ladies Championship. In 2022, she added the HSBC Women’s World Championship, and in 2023 she defended that title and won the Cognizant Founders Cup for a third time.
Other Wins and Performances
Outside the LPGA Tour, Ko recorded 10 victories on the LPGA of Korea Tour between 2014 and 2017, beginning with the Nefs Masterpiece in August 2014. She also won the 2017 LPGA KEB Hana Bank Championship, an event co-sanctioned with the KLPGA Tour.
Jin Young Ko Family
Family Background and Racing Lineage
Public details about Ko’s family background are limited.
Personal Life
Ko is not publicly known to be married, and no children are documented in available sources. She is based in Frisco, Texas, USA, the longtime home of many LPGA Tour professionals.
2025 Season Performance
Ko entered 2025 as a longtime fixture inside the top tier of the Women’s World Golf Rankings, with a career that already included two majors and a sweep of the LPGA Tour’s headline awards. Her position in the rankings remained a focal point, with the Women’s World Golf Rankings continuing to use a two-year rolling average that can move players based on schedule strength and recent form.
Throughout the year, Ko remained a consistent presence in the top tier of the Rolex Rankings, drawing on her trademark accuracy and steady ball striking. Her track record of major championships and season-ending titles kept her within striking distance of the top spot.
Looking ahead, Ko continued to pursue additional major championships, with the ANA Inspiration and the Evian Championship among the prizes she has already won. Her long-running partnership with her bag and the experience of her prior seasons leave her well positioned to compete for trophies deep into the campaign.