Seulo (Sardinian: Seulu) is a comune (municipality) in the Province of Nuoro in the Italian region Sardinia, located about 110 kilometres (68 mi) north of Cagliari. As of 31 December 2004, it had a population of 970 and an area of 58.8 square kilometres (22.7 mi²).^{[2][needs update]}

It borders the following municipalities: Aritzo, Arzana, Gadoni, Sadali, Seui, Villanova Tulo.

For the period 1996 to 2016, Seulo claimed to have 20 centenarians.^{[scientific citation needed]}

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