The 4th Lok Sabha was in session from 4 March 1967 to 27 December 1970. Its members were elected in February and March 1967. 13 sitting members from the Rajya Sabha were elected to the 4th Lok Sabha in the general election. Indira Gandhi was the Prime Minister as in the previous 3rd Lok Sabha. Her premiership would continue into the following Lok Sabha, the 5th, which was constituted after the 1971 Indian general election.

Important members

Membership by political party

Women Members

For the first time in India's parliamentary history, a couple was elected to the Lok Sabha - A. K. Gopalan (CPI MP from Palghat) & his wife Suseela (CPI MP from Ambalapuzha).