Bayan Muna (English: Nation First) is a leftist political party in the Philippines.
The motto of the party is "New Politics, the Politics of Change", against "traditional, elitist, pro-imperialist politics". Its platform includes the advocation of a government that progressively supports the working class, with meaningful representation of all democratic sectors in the Philippines. Bayan Muna was the second most popular party-list party in the 2007 Philippine elections.
In the weeks leading up the Philippine national election, Executive Secretary Eduardo Ermita, on behalf of the Armed Forces of the Philippines, admitted "Malacañang’s leading role in the fabricated charges leveled against Rep. Ocampo and the campaign to crush Bayan Muna." Bayan Muna partylist representative Satur Ocampo was detained weeks prior in March 2007 on murder charges from an alleged 1984 communist purge in Leyte. The arrest was widely condemned by international observers. Rep. Ocampo was ordered released on bail by the Supreme Court In the 14 May 2007 election, the party won 2 seats in the nationwide party-list vote.