| Frontino | |
| Official Name: | Comune di Frontino |
| Coordinates: | 43.7645°N 12.3779°W |
| Province: | (PU) |
| Frazioni: | Ponte Nuovo |
| Area Total Km2: | 10.74 |
| Population Footnotes: | [1] |
| Population Total: | 307 |
| Population As Of: | February 2009 |
| Population Demonym: | Frontinesi |
| Elevation M: | 519 |
| Saint: | San Pietro and San Paolo |
| Day: | 29 June |
| Postal Code: | 61020 |
| Area Code: | 0722 |
| Istat: | 041017 |
| Fractions: | Carpegna, Piandimeleto, Pietrarubbia |
| Fiscal Code: | D807 |
Frontino is a comune (municipality) in the Province of Pesaro e Urbino in the Italian region Marche. As of 2001, it had a population of 369 and an area of 10km2 which amounts to 37 people per square kilometre.
Frontino borders the following municipalities: Carpegna, Piandimeleto, and Pietrarubbia. It is one of I Borghi più belli d'Italia ("The most beautiful villages of Italy").[2]