Saturnino "Satur" Cunanan Ocampo (born April 7, 1939) is a Filipino politician, activist, journalist, and writer.
As party president and first nominee, he led the party-list group Bayan Muna in three successful elections in 2001, 2004 and 2007.
He was a member of the House of Representatives, and Deputy Minority Leader in the 14th Congress of the Philippines.
He has done work in human rights and other areas.
After his three terms as congressman, he ran for senator in the May 2010 elections; then-Representative Liza Maza of the women's partylist group GABRIELA and Ocampo were fielded by the Makabayan coalition and were included as guest senatorial candidates of the Nacionalista Party, a mainstream Philippine political party whose presidential standard bearer, Senator Manny Villar, they supported.
After the elections, on August 21, 2010, Ocampo started a weekly opinion column in the Philippine Star titled "At Ground Level".