蘇貞昌
Su Tseng-chang (; born 28 July 1947) is a Taiwanese politician serving as premier of the Republic of China (Taiwan) since 2019, and previously from 2006 to 2007. He was the chairman of the Democratic Progressive Party in 2005 and from 2012 to 2014. Su served as Chief of Staff to President Chen Shui-bian in 2004. He leads the second-largest faction in the DPP, after New Tide faction.