The 10th parallel south is a circle of latitude that is 10 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, Africa, the Indian Ocean, Australasia, the Pacific Ocean and South America. Part of the border between Brazil and Peru is defined by the parallel.

Around the world

Starting at the Prime Meridian and heading eastwards, the parallel 10° south passes through: ! scope="col" width="125" | Coordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇦🇴 ! scope="row" | 🇨🇩 ! scope="row" | 🇿🇲 ! scope="row" | 🇲🇼 ! scope="row" style="background:#b0e0e6;" | Lake Malawi ! scope="row" | 🇹🇿 ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" | 🇮🇩 ! scope="row" style="background:#b0e0e6;" | Savu Sea ! scope="row" | 🇮🇩 ! scope="row" style="background:#b0e0e6;" | Timor Sea ! scope="row" style="background:#b0e0e6;" | Arafura Sea ! scope="row" style="background:#b0e0e6;" | Coral Sea ! scope="row" | 🇵🇬 ! scope="row" style="background:#b0e0e6;" | Solomon Sea ! scope="row" | 🇵🇬 ! scope="row" style="background:#b0e0e6;" | Solomon Sea ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇨🇰 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇰🇮 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇵🇫 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇵🇫 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇵🇪 ! scope="row" | 🇧🇷 / 🇵🇪 border ! scope="row" | 🇵🇪 ! scope="row" | 🇧🇷 ! scope="row" | 🇧🇴 ! scope="row" | 🇧🇷 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean