Tiro (/ˈtaɪroʊ/ TY-roh[4]) is a village in Crawford County, Ohio, United States.

According to the United States Census Bureau, the village has a total area of 0.41 square miles (1.06 km2), all land.

The racial makeup of the village was 96.8% White, 0.7% African American, 0.7% Asian, and 1.8% from two or more races.

14.1% of all households were made up of individuals, and 4.8% had someone living alone who was 65 years of age or older.

21.4% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older.

About 9.0% of families and 13.2% of the population were below the poverty line, including 19.2% of those under the age of eighteen and none of those 65 or over.