Sekonaia Tu'akoi (1912 – October 1982) was a Tongan policeman, lawyer and politician. He served as a member of the Legislative Assembly from 1951 until 1972.
After studying at Tupou College and Tonga College, Tu'akoi joined the police as a constable in 1933.[1] He was promoted to sergeant major, before leaving the police to become a lawyer in 1947.[1]
In 1951 he was elected to the Legislative Assembly from the Tongatapu constituency. He was subsequently re-elected in 1954, 1957, 1960, 1963, 1966 and 1969. In 1971 he was appointed a police magistrate.[1]