Catherine Lim Poh Imm (, born 21 March 1942) is a Singaporean fiction author known for writing about Singapore society and of themes of traditional Chinese culture. Hailed as the "doyenne of Singapore writers", Lim has published nine collections of short stories, five novels, two poetry collections, and numerous political commentaries to date. Her social commentary in 1994, titled The PAP and the people - A Great Affective Divide and published in The Straits Times criticised the ruling political party's agendas.