Vaai or Vaʻai is a Samoan given name and surname that may refer to the following people: Lesatele Rapi Vaai, Samoan judge Olo Fiti Vaai, Samoan politician Vaepule Alo Vaemoa Vaai (1953—2020), Samoan lawyer and judge Lautimuia Uelese Vaʻai (born 1968 or 1969), Samoan politician Vaʻai Kolone (1911–2001), prime minister of Samoa Vaʻai Papu Vailupe (1944– 2022), Samoan politician Vaai Taumalolo Rugby League Footballer