Background
Pa Maretu was originally born at Aitutaki on the 15th of December 1848, his father being Mataka, a Rarotongan native, and his mother Maria, a native of Aitutaki. Shortly after his birth he was brought to Rarotonga, where he was adopted by Pa Upoko (also known as Mere Pa or Mary Pa) the daughter of Pa Te Pou Ariki and her husband Obura, who was the son of Maretu I (1802–1880), one of the first Christian converts in 1823.
Education
He was educated by European missionaries and taught native lore by the missionary Maretu.
Career
He was the ariki of the Pa dynasty, one of the two chiefdoms of the Takitumu tribe on the island of Rarotonga. He was appointed native missionary of Ngatangiia, and remained so until his death. In 1901 he visited New Zealand, accompanying Lieutenant colonel Walter Edward Gudgeon to welcome the Duke and Duchess of York to the colony.
He was also a native judge of the High Court and of the Land Titles Court, and took a great interest in the government of the islands.
He was always of great assistance to Walter Edward Gudgeon in settling native disputes, and things in general, as he was able to view things from a European and native standpoint. Pa Maretu retained the title until his death.
He died on the 7th of February 1906 after suffering from heart and lung afflictions for some weeks, he succumbed at last very quickly. He was buried on Friday afternoon on the 9th of February, and the funeral was officially attended by the Resident Commissioner and the Government officers.
He was succeeded by Pa Tetianui (also adopted by Pa Upoko) on the 16th of February 1906.
Membership
He was a member of the Federal Council of the Cook Islands and of the Rarotonga Council.