It listed Tuesday as their separation date. As happens in the vast majority of California divorces, she cited irreconcilable differences as the reason. She asked the court to award no spousal support payments to Bernard.
She's also seeking legal and physical custody of their 11-month-old child, Somersault Wonder Bernard.
It's not clear when the secretive singer began dating Bernard, or how they met. They were legally married in December of 2022 and had a small marriage ceremony in Portofino, Italy, the following May.
From 2014 to 2017, Sia was married to filmmaker Erik Anders Lang.
The 49-year-old singer has been nominated for nine Grammys. Five of them were for her 2014 hit “Chandelier.”