Hato Mayor Province
Hato Mayor is a province of the Dominican Republic. The province was split from El Seibo in 1984.
Municipalities and municipal districts
The province as of June 20, 2006 is divided into the following municipalities and municipal districts within them:- El Valle
- Hato Mayor del Rey
- *Guayabo Dulce
- *Mata Palacio
- *Yerba Buena
- Sabana de la Mar
- *Elupina Cordero de las Cañitas
| Name | Total population | Urban population | Rural population |
| El Valle | 11222 | 1847 | 9375 |
| Hato Mayor del Rey | 73558 | 62475 | 11083 |
| Sabana de la Mar | 18252 | 11664 | 6588 |
| Hato Mayor province | 103032 | 75986 | 27046 |
For comparison with the municipalities and municipal districts of other provinces see the list of municipalities and municipal districts of the Dominican Republic.