Australian pop singer known for such hits as "Chandelier," "Elastic Heart" and "Clap Your Hands." In 2018, she joined Diplo and Labrinth to form the supergroup LSD. She also collaborated with Flo Rida on the song "Wild Ones."
She was discovered by an Italian DJ while singing karaoke in a bar. She also briefly attended the University of Adelaide.
She won three ARIA Awards in 2010, including Best Independent Release, Best Pop Release, and Best Video.
Her full name is Sia Kate Isobelle Furler. She was married to Erik Lang from 2014 to 2016. She is the cousin of musician Peter Furler. In 2019, she adopted two teenage sons. She became a grandmother in 2020.