 Church of Narga Selassie | |
 | |
| Geography | |
|---|---|
| Coordinates | 11°55′N 37°16′E / 11.917°N 37.267°E |
| Area | 16 km2 (6.2 sq mi) |
| Administration | |
Ethiopia | |
| Region | Amhara |
| Zone | Misraq Gojjam |
| Woreda | Bahir Dar Zuria |
| Demographics | |
| Population | 4,816 (2007) |
Dek Island (Amharic: ደቅ ደሴት Däq Däset) is the biggest island (approximately 16 square kilometers in size) on Lake Tana in Ethiopia. It is administratively included in the Bahir Dar Zuria woreda of the Mirab Gojjam Zone. To the southeast of Dek is the much smaller Daga Island.