The name change from Legislative Assembly of Quebec to National Assembly of Quebec came into effect on December 31, 1968.
[1] The assembly sat for five sessions, from 1 December 1966 to 12 August 1967; on 20 October 1967 (one day); from 20 February 1968 to 18 December 1968; from 25 February 1969 to 23 December 1969; and from 24 February 1970 to 12 March 1970.
The Union Nationale government was led by Daniel Johnson until his death in office, and then by Jean-Jacques Bertrand.
The Liberal opposition was led by Jean Lesage and then by Robert Bourassa.
This was the list of members of the National Assembly of Quebec that were elected in the 1966 election: Other MNAs were elected in by-elections during this mandate