Ronald Edward Rangi (4 February 1941 – 13 September 1988) was a New Zealand rugby union player.
A centre three-quarter, Rangi represented Auckland at a provincial level, and was a member of the New Zealand national side, the All Blacks, from 1964 to 1966.
He made 10 appearances for the All Blacks, all of them in test matches, scoring three tries.
Of Maori descent, Rangi played for the New Zealand Maori side between 1963 and 1965, and was awarded the Tom French Cup for the Maori player of the year in 1964 and 1965.