The Third Legislative Assembly of Uttar Pradesh (a.k.a.Third Vidhan Sabha of Uttar Pradesh) was constituted on 7 March 1962 as a result of 1962 Uttar Pradesh Legislative Assembly election which was concluded on 19 February 1957. The Third Legislative Assembly had 430 elected MLAs. The assembly was in house for full term of five years before being dissolved on 9 Mar 1967.