Definition of "Rosario"

A surname.  examples

A city in the province of Santa Fe, Argentina.  examples

The name of several municipalities in the Philippines named after the rosary or Our Lady of the Rosary

1. A municipality of Cavite, Philippines.  examples

2. A municipality of Batangas, Philippines.  examples

3. A municipality of La Union, Philippines.  examples

4. A municipality of Agusan del Sur, Philippines.  examples