| Aytos Municipality | |
| Native Name: | Община Айтос |
| Settlement Type: | Municipality (Obshtina) |
| Subdivision Type: | Country |
| Subdivision Name: | Bulgaria |
| Subdivision Type1: | Province (Oblast) |
| Subdivision Name1: | Burgas |
| Seat: | Aytos |
| Leader Title: | Mayor |
| Area Total Km2: | 488.61 |
| Population Total: | 28687 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
Aytos Municipality (Bulgarian: Община Айтос, Obshtina Aytos) is a municipality in Burgas Province, Bulgaria. It includes the town of Aytos and 16 villages.
According to the latest Bulgarian census of 2011, the religious composition, among those who answered the optional question on religious identification, was the following: