Korean professional player born 1992-07-23, promoted 1 dan in 2009-12-07, 2 dan in 2010-05-31 and 3 dan in 2011-07-20. 8 dan by 2017-05-11.
In 2017 won 22nd GS Caltex Cup
In 2010 An reached the playoff of the League A of the 38th Myungin, but lost to Lee Changho. In this year he played 49 games, winning 31 of them.
In 2011 An won two games in the 13th Nongshim. As of 2011-12-21, his record for the year is 42 wins, 23 losses.