Tumauini [ˌtumaˈwini], officially the Municipality of Tumauini (Ibanag: Ili nat Tumauini; Ilocano: Ili ti Tumauini; Tagalog: Bayan ng Tumauini), is a municipality in the province of Isabela, Philippines. According to the 2024 census, it has a population of 77,153 people. The name of Tumauini originated from the name of the big trees found in the Poblacion called "Mauini". It is said that when some Spaniards wanted to know the name of the trees, they asked a native, saying, " 'Como se llama el grande lenia? Sabes tu?'" The native, not knowing what the Spaniards said, picked the last word he heard and answered "Tumauini". More information...
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