Dumbéa (/dʌm.beɪ.ə/; French: [dœ̃bea] ; Dumbea: [ɳɖùmbea]) is a commune in the suburbs of Greater Nouméa in the South Province of New Caledonia, an overseas territory of France in the Pacific Ocean. The population of the commune was 35,873 according to the 2019 census.
From 1904 to 1940 the town was linked to Nouméa by the Nouméa-Païta railway.