Sidia Sana Jatta (born 1945) is a Gambian politician, academic, and writer.
He was educated locally and at Nungua Secondary School, near Accra, Ghana from 1961 to 1963, before returning to The Gambia to attend Yundum College from 1964 to 1966.
Jatta founded the People's Democratic Organisation for Independence and Socialism in 1986, an opposition party to ruling president Sir Dawda Jawara and was elected its first chairperson in 1987.
Along with Halifa Sallah, he refused the offer of a post in the Armed Forces Provisional Ruling Council government in 1994.
Jatta is also the Secretary General of Wulli Adult Literacy Development Association.