Fotu is a Tongan name. Notable people with this name include:
Given name Fotu Auelua, also known as Fotunuupule Auelua, Australian rugby union player Fotu Lokotui (born 1992), Tongan rugby union player
Surname Isaac Fotu (born 1993), New Zealand basketball player Kini Fotu (born 1965), Tongan rugby union player Leki Fotu (born 1998), Tongan-American football defensive tackle Siaosi Taimani Fotu (died 1967), Tongan politician and magistrate Teuila Fotu-Moala, New Zealand rugby league footballer
See also Fotu La, India