| Tierga | |
| Settlement Type: | Municipality |
| Coordinates: | 41.6167°N -37°W |
| Subdivision Type: | Country |
| Subdivision Name: | Spain |
| Unit Pref: | Metric |
| Area Total Km2: | 65 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
Tierga is a municipality located in the province of Zaragoza, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 221 inhabitants.