An Choyoung (; born September 25, 1979) is a professional Go player.

Biography An became a professional in 1993 at the age of 14. He was promoted to 8 dan in 2004, then 9 dan in 2005. He participated in the first China-Korea Kangwon-Land Cup where he won 2 games.

Titles & runners-up Title Years Held Current 3 Sibdang Cup 2007 BC Card Cup 2004 SK Gas Cup 1997

Title Years Lost Current 1 Kisung 2006 Defunct 2 Myungin 2002 Paewang 2002 Continental 1 China-Korea New Pro Wang 2004

References