East Aceh Regency
| East Aceh Regency Kabupaten Aceh Timur | |
|---|---|
| Mugajah mountain range | |
| Motto(s): Udep Saree Matee Syahid (Honorable Life and so Martyrdom) | |
| Location within Aceh | |
| Coordinates: 4°37′N 97°37′E / 4.617°N 97.617°E | |
| Country | Indonesia | 
| Region | Sumatra | 
| Province | Aceh | 
| Established | 1956 | 
| Regency seat | Idi Rayeuk | 
| Government | |
| • Regent | Iskandar Usman Al-Farlaky | 
| • Vice Regent | Zainal Abidin | 
| Area | |
|  • Total | 6,040.6 km2 (2,332.3 sq mi) | 
| Population  (mid 2023 estimate) | |
|  • Total | 449,796 | 
| • Density | 74/km2 (190/sq mi) | 
| Time zone | UTC+7 (IWST) | 
| Area code | (+62) 646 | 
| Website | acehtimurkab | 
East Aceh Regency (Indonesian: Kabupaten Aceh Timur) is a regency in eastern Aceh province of Indonesia. It is located on the island of Sumatra. The regency covers an area of 6,040.6 square kilometres and had a population of 360,475 at the 2010 Census and 422,401 at the 2020 Census; the official estimate as at mid 2023 was 449,796 - comprising 226,316 males and 223,430 females. The regency capital is the town of Idi Rayeuk.
The regency borders the Malacca Strait to the north-east, the city of Langsa and Aceh Tamiang Regency to the south-east, Gayo Lues Regency to the south, and Central Aceh Regency, Bener Meriah Regency and North Aceh Regency to the west.