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| Geography | |
| Location | East Siberian Sea |
| Coordinates | 76°39′N 153°39′E / 76.650°N 153.650°E |
| Archipelago | De Long |
| Total islands | 5 |
| Major islands | Bennett Island |
| Area | 228 km2 (88 sq mi) |
| Highest elevation | 426 m (1398 ft) |
| Highest point | Mount De Long |
| Administration | |
Russia | |
| Federal subject | Far Eastern Federal District |
| Republic | Yakutia |
| Demographics | |
| Population | 0 ( 2000 ) |
The De Long Islands (Russian: Острова Де-Лонга, romanized: Ostrova De-Longa; Yakut: Де Лоҥ Aрыылара, romanized: De Loŋ Arıılara) are an uninhabited archipelago often included as part of the New Siberian Islands, lying north east of Novaya Sibir.