The 15th parallel south is a circle of latitude that is 15 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, Africa, the Indian Ocean, Australasia, the Pacific Ocean and South America.

Around the world

Starting at the Prime Meridian and heading eastwards, the parallel 15° south passes through: ! scope="col" width="125" | Coordinates ! scope="col" | Country, territory or ocean ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇦🇴 ! scope="row" | 🇿🇲 ! scope="row" | 🇲🇿 ! scope="row" | 🇲🇼 ! scope="row" | 🇲🇿 ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" | ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" | 🇦🇺 Northern Territory ! scope="row" style="background:#b0e0e6;" | Indian 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 Passing just south of the island of Tikei, 🇵🇫 Passing just south of Puka-Puka atoll, 🇵🇫 ! scope="row" | 🇵🇪 ! scope="row" | 🇧🇴 ! scope="row" | 🇧🇷 Goiás - for about 12 km Mato Grosso - for about 8 km Goiás Minas Gerais Bahia Minas Gerais Bahia ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean