Ko Chang-seong

In this Korean name, the family name is Ko.

Ko Chang-seong
Relief pitcher
Born: (1984-12-21) December 21, 1984 Seoul, South Korea
Batted: Right Threw: Right
KBO debut
April 2, 2008, for the Doosan Bears
Last appearance
October 13, 2018, for the kt wiz
KBO statistics
Win–loss record	18–13
Holds	62
Strikeouts	212
Earned run average	3.89
Stats at Baseball Reference
Teams
Doosan Bears (2008–2012) NC Dinos (2013–2015) kt wiz (2018)
Medals Representing South Korea Men's baseball Asian Games 2010 Guangzhou Team

Ko Chang-seong
Hangul	고창성
Hanja	高昌成
RR	Go Changseong
MR	Ko Ch'angsŏng

Ko Chang-seong (Korean: 고창성; Hanja: 高昌成; born December 21, 1984, in Seoul, South Korea) is a sidearm pitcher playing for the NC Dinos in the KBO League. He bats and throws right-handed.

Professional career

Ko played college baseball at Kyungsung University in Busan. He was drafted by the Doosan Bears in the 3rd round (20th overall) of the 2008 Korea Baseball Organization Draft.

In the set-up role, Ko drew the attention of the league when he posted a 1.95 ERA and earned 16 holds in 2009. He enjoyed another great season as a setup man in 2010, when he earned 22 holds which was runner-up in the KBO league. After the 2010 season, Ko was selected for the South Korean national baseball team to compete in the 2010 Asian Games where he won the gold medal.

In 2011, Ko earned 14 holds but his ERA rose to 4.44. In 2012, he finished the season with an 8.62 ERA losing all ability to control his pitches. Ko was sent down to the second-tier team of the Bears in the middle of the 2012 season and traded to the NC Dinos after the season.

External links

• Career statistics and player information from Korea Baseball Organization

• Career statistics from Baseball Reference (Minors)