1641 Tabriz earthquake
| Local date | 5 February 1641 |
|---|---|
| Magnitude | 6.8 Ms |
| Epicenter | 37°54′N 46°06′E / 37.9°N 46.1°E |
| Areas affected | Iran, Tabriz |
| Max. intensity | MMI IX (Violent) |
| Casualties | 12,613–30,000 dead |
The 1641 Tabriz earthquake occurred on the night of 5 February in present-day East Azerbaijan province, Iran. The earthquake had an estimated surface-wave magnitude of 6.8 and an epicenter between Lake Urmia and the city of Tabriz. It was one of the most destructive earthquakes in the region, resulting in the loss of up to 30,000 lives.