| Khalmyer Bay | |
|---|---|
 Map showing the location of the Khalmyer Bay. | |
  Khalmyer Bay | |
| Location | Gyda Peninsula, Kara Sea |
| Coordinates | 71°17′N 77°47′E / 71.283°N 77.783°E |
| Basin countries | Russia |
| Settlements | Gyda |
The Khalmyer Bay, also known as Gydan Bay (Russian: Гыданская губа) is a bay on the Siberian coast in the Kara Sea. It is located in the Gyda Peninsula and it is roughly 185 km long and 47 km wide at its widest point. Lat 71°30′ N, long 76° E.