Choi Cheol-han

Choi Cheol-han is a South Korean professional Go player. He is the fourth youngest (12 years 2 months) to become a professional Go player in South Korean history behind Cho Hun-hyun (9 years 7 months), Lee Chang-ho (11 years 1 months) and Cho Hye-yeon (11 years 10 months). His nickname is "The Viper".

Biography
Choi became a professional when he was 12 years old. He began playing Go at the age of seven, studying with Lee Sedol in Kweon Kab-yong's academy in Seoul. At that time, Choi was considered the next Lee Sedol.

Career Record

 * 2006: 58 wins, 29 losses
 * 2007: 45 wins, 25 losses
 * 2008: 50 wins, 18 losses
 * 2009: 56 wins, 18 losses
 * 2010: 63 wins, 22 losses
 * 2011: 50 wins, 24 losses

Titles and Runners-up
Ranks tenth in total number of titles in Korea.

Head-to-head record vs selected players
Players who have won international go titles in bold.


 * 🇰🇷 Lee Changho 31:30
 * 🇰🇷 Lee Sedol 20:32
 * 🇰🇷 Park Yeonghun 19:22
 * 🇰🇷 Won Seongjin 18:11
 * 🇰🇷 Mok Jinseok 18:8
 * 🇰🇷 Kang Dongyun 12:11
 * 🇰🇷 Kim Jiseok 11:12
 * 🇨🇳 Chen Yaoye 9:11
 * 🇰🇷 Cho Hanseung 9:11
 * 🇨🇳 Gu Li 8:12
 * 🇰🇷 Park Junghwan 6:12
 * 🇰🇷 An Choyoung 11:5
 * 🇰🇷 Cho Hunhyun 12:2
 * 🇰🇷 Heo Youngho 10:4
 * 🇰🇷 Lee Younggu 9:5
 * 🇨🇳 Chang Hao 6:7
 * 🇨🇳 Shi Yue 6:7
 * 🇰🇷 Yoo Changhyuk 8:4
 * 🇨🇳 Kong Jie 7:5
 * 🇨🇳 Mi Yuting 5:7
 * 🇰🇷 Hong Seongji 8:3
 * 🇰🇷 Yun Junsang 8:3
 * 🇨🇳 Zhou Ruiyang 8:3
 * 🇨🇳 Peng Quan 7:4