Ji Young-Jun is a South Korea

South Korea

The Republic of Korea , , is a sovereign state in East Asia, located on the southern portion of the Korean Peninsula. It is neighbored by the People's Republic of China to the west, Japan to the east, North Korea to the north, and the East China Sea and Republic of China to the south...

n long-distance runner

Long-distance track event

Long-distance track event races require runners to balance their energy. These types of races are predominantly aerobic in nature and at the highest level, exceptional levels of aerobic endurance is required more than anything else...

 who specializes in the marathon

Marathon

The marathon is a long-distance running event with an official distance of 42.195 kilometres , that is usually run as a road race...

. His personal best times are 13:49.99 minutes in the 5000 metres

5000 metres

The 5000 metres is a popular running distance also known as 5 km or 5K in American English. It is one of the track events in the Olympic Games and the World Championships in Athletics. "5000 metres" refers to racing on a track and "5K" usually refers to a roadrace or cross country event...

, achieved in June 2006 in Shibetsu; 29:42.38 minutes in the 10,000 metres, achieved in June 2002 in Uijeongbu

Uijeongbu

Uijeongbu is a city in Gyeonggi Province, South Korea.The city is located just north of Seoul with many U.S. and Korean military bases for the defense of the Korean capital. The U.S. Second Infantry Division has established its headquarters in the city with main troops deployed in Dongducheon...

; and 2:08:30 hours in the marathon, achieved in April 2009 in Daegu

Daegu

Daegu , also known as Taegu, and officially the Daegu Metropolitan City, is a city in South Korea, the fourth largest after Seoul, Busan, and Incheon, and the third largest metropolitan area in the country with over 2.5 million residents. The city is the capital and principal city of the...

.

He finished seventeenth at the 2004 Olympic Games, and seventh at the 2006 Asian Games

Athletics at the 2006 Asian Games

An Athletics competition was contested at the 2006 Asian Games in Doha, Qatar from December 7 to December 12. Twenty-three events were contested for the men while 22 were on the slate for the women. Only the 3000 Meter Steeplechase was not contested for by the women...

. He also competed at the 2003 and 2009 World Championships

2009 World Championships in Athletics – Men's Marathon

The Men's Marathon at the 2009 World Championships in Athletics took place on August 22, 2009 in the streets of Berlin, Germany.-Medalists:-Abbreviations:*All times shown are in hours:minutes:seconds-Records:-Qualification standard:...

; on the latter occasion he did not finish the race.

After a few years off his top form, he re-established himself at the 2009 Daegu Marathon

Daegu Marathon

The Daegu International Marathon is an annual marathon race which takes place in April in Daegu, South Korea. The day's events also feature a 5K event and a 10K event, as well as the full course marathon ....

 by knocking thirteen seconds off his best to win the race in a time of 2:08:30.

He won the gold medal in the marathon at the 2010 Asian games in Guangzhou, China, running 2:11:11.

Achievements

Representing
2003	World Championships 2003 World Championships in Athletics The 9th World Championships in Athletics, under the auspices of the International Association of Athletics Federations, were held from 23 August to 31 August 2003 in the Stade de France in Saint-Denis, Seine-Saint-Denis, France.-Track:...	Paris, France	52nd	Marathon	2:20:21
2004	Olympic Games Athletics at the 2004 Summer Olympics At the 2004 Summer Olympics, the athletics events were held at the Athens Olympic Stadium from August 18 to August 29, except for the marathons , the race walks , and the shot put...	Athens, Greece	17th	Marathon	2:16:14 Athletics at the 2004 Summer Olympics - Men's marathon The Men's Marathon event at the 2004 Summer Olympics took place on August 29, 2004 in the streets of Athens, Greece. The streets were recently painted for the event, which provided an excellent road surface for the athletes. Drawing upon the ancient origins of the race, the marathon began in...
2006	Asian Games 2006 Asian Games The 15th Asian Games, officially known as the XV Asiad, is Asia's Olympic-style sporting event that was held in Doha, Qatar from December 1 to December 15, 2006. Doha was the first city in its region and only the second in West Asia to host the games...	Doha, Qatar	6th	Marathon	2:19:35 Athletics at the 2006 Asian Games An Athletics competition was contested at the 2006 Asian Games in Doha, Qatar from December 7 to December 12. Twenty-three events were contested for the men while 22 were on the slate for the women. Only the 3000 Meter Steeplechase was not contested for by the women...
2009	Daegu Marathon Daegu Marathon The Daegu International Marathon is an annual marathon race which takes place in April in Daegu, South Korea. The day's events also feature a 5K event and a 10K event, as well as the full course marathon ....	Daegu, South Korea	1st	Marathon	2:08:30
	World Championships 2009 World Championships in Athletics The 12th IAAF World Championships in Athletics were held in Berlin, Germany from 15–23 August 2009. The majority of events took place in the Olympiastadion, while the marathon and racewalking events started and finished at the Brandenburg Gate....	Paris, France	—	Marathon	DNF 2009 World Championships in Athletics – Men's Marathon The Men's Marathon at the 2009 World Championships in Athletics took place on August 22, 2009 in the streets of Berlin, Germany.-Medalists:-Abbreviations:*All times shown are in hours:minutes:seconds-Records:-Qualification standard:...