Professional Records
This page is for records for professional players, in the sense of "mostest, bestest or fastest".
Youngest Professionals
Also see Prodigy.
- China: Yang Dingxin
- Japan: Fujisawa Rina and Cho Chikun
- Korea: Cho Hunhyeon
- Taiwan: Wei Haoting
- World: Yang Dingxin or Cho Hunhyeon
valerio: Cho Hunhyun, I think, is the world's youngest. He became 1 dan of the Hankuk Kiwon at 9.
Youngest 9 dan professionals
- China: Chen Yaoye (age 17)
- Japan: Iyama Yuta (age 20)
- Korea: Park Junghwan (age 19)
- Taiwan: Zhou Junxun (age 17 or 18)
- World: Chen Yaoye
Oldest 9 dan professionals
- China: Chen Zude (at 38, in 1982)
- Japan: Nakamura Yutaro (at 72, in 1981)
- Korea: Cho Namcheol (at 59, in 1982)
- Taiwan: Lin Zhihan (at 28, ten months, in 2009)
- World: Nakamura Yutaro
Most Titles
- China: Ma Xiaochun (50)
- Japan: Cho Chikun (72)
- Korea: Cho Hunhyeon (158)
- Taiwan: Zhou Junxun (46)
- International titles: Lee Changho (21)
- World: Cho Hunhyeon
valerio: by me, Ma Xiaochun won 50 titles. As of 2011-10-25, Gu Li won 38 titles (48, including unofficial tournaments).