| Zhanbay Island | |
| Native Name: | 'Жанбай аралы |
| Native Name Lang: | Kazakh language |
| Other Name: | Джамбайский |
| Settlement Type: | Island |
| Coordinates: | 46.2833°N 97°W |
| Pushpin Map: | Caspian Sea |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: | Kazakhstan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Atyrau Region |
Zhanbay Aral, or Dzhambayskiy Island (Kazakh: Жанбай аралы, Janbai araly), is a low, flat island in the Caspian Sea.[1] It is located east of the mouths of the Volga.[2]
Administratively, Zhanbay Island belongs to Atyrau Region of Kazakhstan.
Zhanbay Island is separated from the Kazakh coast by a 1.2 km wide channel. It has a length of 21.5 km and a maximum width of 7 km.