The meridian 163° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 163rd meridian east forms a great circle with the 17th meridian west.
Starting at the North Pole and heading south to the South Pole, the 163rd meridian east passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Arctic Ocean | ||
| East Siberian Sea | ||
| Chukotka Autonomous Okrug Magadan Oblast — from Kamchatka Krai — from | ||
| Sea of Okhotsk | Penzhin Bay | |
| Kamchatka Krai — Kamchatka Peninsula | ||
| Bering Sea | Karaginsky Gulf | |
| Kamchatka Krai — Kamchatka Peninsula | ||
| Bering Sea | Ozernoy Bay | |
| Kamchatka Krai — Kamchatka Peninsula | ||
| Pacific Ocean | ||
| Island of Kosrae | ||
| Pacific Ocean | Passing just east of Sikaiana atoll, (at) | |
| Coral Sea | ||
| Pacific Ocean | ||
| Southern Ocean | ||
| Balleny Islands | Buckle Island, claimed by | |
| Southern Ocean | ||
| Antarctica | Ross Dependency, claimed by | |
| Southern Ocean | Ross Sea | |
| Antarctica | Ross Dependency, claimed by | |