Sapa'u Lilomaiava Lolesio Vitale (born 8 June 1927) is a Samoan former politician who represented the constituency of Sagaga-le-Falefa from 1988 to 1991.
Sapa'u is from the village of Levë Saleimoa. He worked as a police officer from 1953 to 1987, before being elected to the Legislative Assembly of Samoa at the 1988 Western Samoan general election. he lost his seat at the 1991 election.
In the 2023 Samoa Honours and Awards he was made a member of the Order of Merit of Samoa.