Shelley Wark-Martyn (born January 11, 1963) is a former politician from Ontario, Canada.
She was a New Democratic Party member of the Legislative Assembly of Ontario from 1990 to 1995.
She represented the riding of Port Arthur.
She served as a cabinet minister in the government of Bob Rae.
Almost two decades later, she served as president of the Alberta Liberal Party stepping down in order to run in Calgary-Currie as a Liberal candidate in the 2015 provincial election.