Onorio is an Italian male given name. Notable people with this name include:
Onorio Longhi (1568–1619), Italian architect Onorio Marinari (1627–1715), Italian painter Onorio Razzolini (1699–1769), Italian settler Onorio Ruotolo (1888–1966), Italian sculptor and poet Onorio de Verme (1588–1637), Italian bishop
As surname Rota Onorio (1919–2004), I-Kiribati politician Teima Onorio (born 1963), I-Kiribati politician