Ratu Penaia Kadavulevu (? – 1914) was the son of Ratu Epeli Nailatikau, upon whose death in 1901 he inherited the title of Vunivalu of Bau, the paramount chief of the Kubuna Confederacy of Fiji. The school Ratu Kadavulevu School was founded by him Ratu Penaia was a parliamentarian in the Legislative Council of Fiji.