In 2016, he completed the keirin training center’s class 22 course and received an excellence award. The year he turned 27, he debuted as a class 22 rider and won the rookie of the year title that year.
In 2018, he rode for the Dongseoul team in the final of the special-class training-center competition, and the team won.
In 2019, he finished third in the special-class final of the Changwon Keirin anniversary special race. In 2021, he appeared as the first subject of the web variety show Gamsa Deurim Project. In July 2022, he moved up to super special, and in December he was runner-up at the Grand Prix Keirin.
The breakthrough yearThe year he turned 33, he appeared on Netflix’s Physical: 100 representing keirin and finished second overall. He married in January, and a dispute over how the final was run led in March to the production team releasing the original footage and apologizing. He was third at the champion-of-champions event in June and runner-up again at the Grand Prix in December.
In February 2024, he finished second at the Sports Seoul Cup major keirin race, and at the end of May he was injured. In 2025, he moved from the Dongseoul team to the Suseong team. In May 2026, he finished third in the special-class final of the Star Match major race.
Jung Hae-min (born Jan 26, 1990) debuted as a class 22 keirin rider in 2017, the year he turned 27, and became known on Jan 24, 2023, the year he turned 33, when he appeared on Netflix’s Physical: 100 representing keirin. His first Grand Prix runner-up finish came in 2022, the year he turned 32.
Ages are by calendar year (the year minus the birth year), birthdays aside.
Completed the one-year course at the keirin training center and received an excellence award.
Source 01 · Sports World (Korean) · Graduation ceremony of keirin class 22 · opens in a new tab The article does not give the date of the ceremony; a Dec. 9, 2016 article says it was held recently. It gave his age as 27, but this page counts age by year.His father was a keirin rider from the sport’s first training class in Korea. He is one of 16 riders in class 22.
Source 02 · Sports World (Korean) · Rider in the news, Jung Hae-min of the Dongseoul team · opens in a new tabSource 04 · OSEN (Korean) · Rider in the news, S1 Jung Hae-min · opens in a new tabSource 01 · Sports World (Korean) · Graduation ceremony of keirin class 22 · opens in a new tab The articles give the debut only by year.Won the rookie of the year title in the year he debuted.
Source 03 · Hans Economy (Korean) · Keirin Iron Man Jung Hae-min goes on a web variety show · opens in a new tab The date of the award is not in the articles; only the year was confirmed.In the final of the event marking the 30th anniversary of the 1988 Seoul Olympics, the Dongseoul team beat the Yuseong team. He competed in the final.
Source 05 · Dong-A Ilbo (Korean) · Dongseoul team wins the special-class training-center competition twice in a row · opens in a new tabHis Dongseoul teammate Jung Ha-neul won and Shin Eun-seop was second.
Source 06 · Gyeongnam Ilbo (Korean) · Changwon Keirin special race won by Jung Ha-neul · opens in a new tabAppeared as the first subject of the web variety show hosted by Song Eun-i and Shin Bong-sun.
Source 03 · Hans Economy (Korean) · Keirin Iron Man Jung Hae-min goes on a web variety show · opens in a new tab The article is dated June 10, 2021 and does not give the release date.In the second-half class adjustments, newly moved up to super special with In Chi-hwan and Yang Seung-won.
Source 07 · Sports World (Korean) · Keirin second-half class adjustments · opens in a new tabFinished second to Jeong Jong-jin in the final of the 2022 event at the Gwangmyeong Speedom. The prize was 50 million won.
Source 08 · Sports Chosun (Korean) · Jeong Jong-jin wins the Grand Prix Keirin · opens in a new tabSource 04 · OSEN (Korean) · Rider in the news, S1 Jung Hae-min · opens in a new tabAppeared representing keirin. The show was released simultaneously in 190 countries over five weeks.
The donation continued for a fourth straight year.
Source 09 · The Fact (Korean) · Donation angel Jung Hae-min · opens in a new tabSource 10 · Ilgan Sports (Korean) · A keirin star is born, Jung Hae-min · opens in a new tabMarried a non-celebrity after two and a half years together.
Source 09 · The Fact (Korean) · Donation angel Jung Hae-min · opens in a new tabSource 10 · Ilgan Sports (Korean) · A keirin star is born, Jung Hae-min · opens in a new tabMade the last five in the final episode and won against Yun Sung-bin. He finished second overall.
Source 11 · Newsis (Korean) · Keirin’s Jung Hae-min, second place overall in Physical: 100 · opens in a new tabSource 12 · Sports Chosun (Korean) · Keirin rider second in Physical: 100 · opens in a new tabA dispute arose over the pause and resumption of the final rope-pulling game. At a press conference, the production team released the original footage and apologized for how the game had been run.
Source 13 · Newsen (Korean) · Physical: 100 production press conference · opens in a new tabSource 21 · YTN (Korean) · Physical: 100 final timeline · opens in a new tab The final was filmed on July 20, 2022.In the final, Lim Chae-bin won and Jeong Jong-jin was second.
Source 14 · MK Sports (Korean) · Lim Chae-bin takes the champion-of-champions event · opens in a new tabLim Chae-bin won the event, completing an unbeaten season.
Source 15 · Ilgan Sports (Korean) · Lim Chae-bin retakes the Grand Prix throne · opens in a new tabSource 04 · OSEN (Korean) · Rider in the news, S1 Jung Hae-min · opens in a new tabFinished second to Lim Chae-bin, with Jeon Won-gyu third.
Source 16 · MK Sports (Korean) · Keirin super special riders Jeon Won-gyu and Yang Seung-won · opens in a new tabReturned in the first meeting of the second half.
Source 17 · MHN Sports (Korean) · Second-half keirin betting points · opens in a new tab The articles only say the end of May.Moved to the Suseong team after being with the Dongseoul team.
Source 18 · Newspim (Korean) · Dongseoul team second-half league · opens in a new tab The timing of the move is not in the article; a September 2025 article reports it.Reached the final with his Suseong teammates Lim Chae-bin and Seok Hye-yun and went to the front after the bell.
Source 19 · Newspim (Korean) · Jeong Jong-jin wins the KCYCLE Star Match · opens in a new tabSource 20 · Hans Economy (Korean) · Keirin super special class review · opens in a new tabEND OF SELECTED RECORDSSelected records, 2016–2026 · not a complete list of work. “Key moment” is an editorial label, not a measure of success.
What did they do, and at what age?
AgeTrail lines up the key moments of a life by age.
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Sports · South Korea
Jan 26, 1990 —
Ages are counted from the birth year 1990: the year of the event minus 1990, birthdays aside. “Key moment” labels and the connecting story are AgeTrail's editorial reading.
Fact-checked: 2026.09.30 · An independent archive, not affiliated with the person or their agency.