The meridian 133° east of Greenwich is a line of longitude extending from the North Pole across the Arctic Ocean, Asia, Australia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 133rd meridian east forms a great circle with the 47th meridian west.
Starting at the North Pole and heading south to the South Pole, the 133rd meridian east passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Arctic Ocean | ||
| Laptev Sea | ||
| Russia | ||
| People's Republic of China | Heilongjiang | |
| Russia | ||
| Sea of Japan | ||
| Japan | Island of Nishino | |
| Sea of Japan | ||
| Japan | Islands of Honshū, Ōmi and Shikoku | |
| Pacific Ocean | ||
| Indonesia | Island of New Guinea | |
| Berau Bay | ||
| Indonesia | Island of New Guinea | |
| Arafura Sea | ||
| Indonesia | Island of Kai Besar | |
| Arafura Sea | ||
| Australia | Northern Territory South Australia |
|
| Indian Ocean | Australian authorities consider this to be part of the Southern Ocean | |
| Southern Ocean | ||
| Antarctica | Australian Antarctic Territory, claimed by Australia |
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