Zainudin bin Nordin (Jawi: زاينودين نوردين; born 3 July 1963) is a Singaporean former politician who served as Mayor of Central Singapore District. A former member of the governing People's Action Party, he was the Member of Parliament (MP) representing the Bishan–Toa Payoh North ward of Bishan–Toa Payoh GRC between 2001 and 2011, later the Toa Payoh East ward between 2011 and 2015. He retired from politics in 2015, citing wanting to spend more time with his family. He also served as President of the Football Association of Singapore (FAS) between 2009 and 2016.