John Myung
 John Ro Myung (/ˈmaɪ.əŋ/; born January 24 1967 in Chicago Illinois) is an American bassist and a founding member of the progressive metal/rock group Dream Theater. He is one of two longest serving members of Dream Theater along with John Petrucci. In a poll conducted by MusicRadar in August through September 2010 he was voted the greatest bassist of all time.