The 26th parallel south is a circle of latitude that is 26 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, Africa, the Indian Ocean, Australasia, the Pacific Ocean and South America.
In Australia, the northernmost border of South Australia, and the southernmost border of Northern Territory are defined by the parallel.
Starting at the Prime Meridian and heading eastwards, the parallel 26° south passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Atlantic Ocean | ||
| Namibia | ||
| South Africa | Northern Cape | |
| Botswana | ||
| South Africa | North West Gauteng - passing just north of Johannesburg Mpumalanga |
|
| Swaziland | ||
| Mozambique | ||
| Indian Ocean | Maputo Bay - passing just south of Maputo, Mozambique | |
| Mozambique | Inhaca Island | |
| Indian Ocean | ||
| Australia | Western Australia - Dirk Hartog Island | |
| Shark Bay | ||
| Australia | Western Australia - Peron Peninsula | |
| Shark Bay | L'Haridon Bight | |
| Australia | Western Australia - Peron Peninsula | |
| Shark Bay | Hamelin Pool | |
| Australia | Western Australia Northern Territory / South Australia border Queensland / South Australia border Queensland |
|
| Coral Sea | ||
| Pacific Ocean | ||
| Chile | ||
| Argentina | ||
| Paraguay | ||
| Argentina | ||
| Brazil | Paraná Santa Catarina |
|
| Atlantic Ocean |
|
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