| Oku-iwa Glacier | |
| Map: | Antarctica |
| Mark: | Blue_pog.svg |
| Location: | Queen Maud Land |
| Coordinates: | -68.7°N 85°W |
| Thickness: | unknown |
| Status: | unknown |
Oku-iwa Glacier (-68.7°N 86°W) is a glacier flowing to the sea just west of Oku-iwa Rock on the coast of Queen Maud Land. Mapped from surveys and air photos by Japanese Antarctic Research Expedition (JARE), 1957–62, and named after nearby Oku-iwa Rock.