Robert Panapa Tutaki MBE (c.1887 – 27 September 1957), also known as Tutaki Panapa Stewart and Robert Tutaki Panapa, was a New Zealand shearer and trade unionist. Of Māori descent, he identified with the Ngāti Kahungunu iwi. He was born in , Hawke's Bay, New Zealand, in about 1887. He stood for the Labour Party in the 1928 election in the Eastern Maori electorate against Āpirana Ngata and came third, with 3.6% of the vote.