Su'a Aloese (died January 1982) was a Western Samoan politician.
Following his education at Malifa school, Aloese began working as a trader in 1932.
In 1956 he became a civil servant, joining the Agriculture Department.
3 constituency in the 1967 elections, defeating incumbent MP Toleafoa Talitimu.
He contested the seat again in 1979, but finished fifth in a field of six candidates.