Ahn Sang-soo (Hangul: 안상수; Hanja: 安相洙; RR: An Sang-su; born 28 May 1946) is a South Korean politician of the Saenuri Party who served as two-time mayor of Incheon from 2002 to 2010. In the 2010 local elections he lost his position to Song Young-gil of the Democratic Party. He was a candidate for the Saenuri nomination in the 2012 presidential elections. As mayor, Ahn was responsible for initiating a range of expensive construction projects which have been implicated in causing financial difficulties.