The 27th parallel south is a circle of latitude that is 27 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, Africa, the Indian Ocean, Australasia, the Pacific Ocean and South America.
Starting at the Prime Meridian and heading eastwards, the parallel 27° south passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Atlantic Ocean | ||
| Namibia | ||
| South Africa | Northern Cape North West Free State Mpumalanga Free State Mpumalanga |
|
| Swaziland | ||
| South Africa | ||
| Indian Ocean | ||
| Australia | Western Australia South Australia Queensland - mainland and Bribie Island |
|
| Pacific Ocean | Passing just north of Moreton Island, Queensland, Australia Passing just north of Easter Island, Chile |
|
| Chile | ||
| Argentina | ||
| Paraguay | ||
| Argentina | ||
| Brazil | Santa Catarina | |
| Atlantic Ocean |
|
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