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Sia — Age, Birthday & Biography

Born: 18 December 1975 · Age: 50

How old is Sia?

Sia is 50 years old as of October 2026. She was born on 18 December 1975.

Australian singer-songwriter known for hiding her face with wigs

Did you know?She has written global hit songs for several other stars, including Rihanna, Beyoncé and Katy Perry.

Sia Kate Isobelle Furler ( SEE-ə; born 18 December 1975) is an Australian singer and songwriter. Born and raised in Adelaide, she started her career as a singer in the acid jazz band Crisp in the mid-1990s.

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Sagittarius

Age: 50
Status: Living

Born: December 18, 1975 · Adelaide, Australia
Nationality: Australian
Known for: Music, Film

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