Famous Birthdays·December 18·Sia
Sia

AUSia

An artistic visionary who built a global pop empire from behind a wig, mastering the paradox of being both wildly famous and fiercely anonymous.

Born 1975 (age 51)·Australian singer and songwriter·Birthday: December 18·Generation X

Photo: Sia performing at The Parish (a music venue) during SxSW in Austin, 2006 · CC BY-SA 2.0

Biography

Sia Furler's journey is a tale of two distinct careers. First, she was a critically adored but commercially understated singer-songwriter from Adelaide, releasing jazzy, soulful albums and becoming the haunting voice for downtempo duo Zero 7. After stepping back from the spotlight due to personal struggles, she re-emerged as a behind-the-scenes hitmaker, penning massive songs for pop titans like Rihanna, Beyoncé, and Katy Perry. Her own return to performing was nothing short of a cultural reset. With her face obscured by a oversized blonde wig, she subverted pop-star conventions, forcing the focus onto her staggering vocal performances and inventive, often darkly theatrical, music videos. Hits like 'Chandelier' and 'Elastic Heart' married vulnerable, complex lyrics with explosive production, creating a unique space where art-pop met the mainstream on her own uncompromising terms.

Generation X

1965–1980

The latchkey kids. Raised during divorce, recession, and the end of the Cold War. Skeptical, self-reliant, media-literate. They invented indie culture, grunge, and the early internet — then watched the Boomers take credit.

Sia was born in 1975, placing them squarely in the Generation X. The events that shaped this generation — economic uncertainty, the end of the Cold War, and the rise of personal computing — shaped the world they entered and the choices available to them.

#1 When Sia Was Born

The biggest hits of 1975

#1 Movie

Jaws

Best Picture

One Flew Over the Cuckoo's Nest

#1 TV Show

All in the Family

Sia's Life & Times

The world at every milestone

1975Born

Fall of Saigon ends the Vietnam War

Gas: $0.57/galHome: $27,600Min wage: $2.10/hrPresident: Gerald Ford"Love Will Keep Us Together" — Captain & TennilleBest Picture: One Flew Over the Cuckoo's Nest
1980Started school

John Lennon shot and killed in New York

Gas: $1.19/galHome: $47,200Min wage: $3.10/hrPresident: Jimmy Carter"Call Me" — BlondieBest Picture: Ordinary People
1988Became a teenager

Pan Am Flight 103 bombed over Lockerbie

Gas: $0.90/galHome: $74,800Min wage: $3.35/hrPresident: Ronald Reagan"Faith" — George MichaelBest Picture: Rain Man
1991Could drive

Soviet Union dissolves; World Wide Web goes public

Gas: $1.14/galHome: $82,400Min wage: $4.25/hrPresident: George H.W. Bush"(Everything I Do) I Do It for You" — Bryan AdamsBest Picture: The Silence of the Lambs
1993Could vote

European Union officially established

Gas: $1.11/galHome: $86,600Min wage: $4.25/hrPresident: Bill Clinton"I Will Always Love You" — Whitney HoustonBest Picture: Schindler's List
1996Turned 21

Dolly the sheep cloned

Gas: $1.23/galHome: $99,700Min wage: $4.75/hrPresident: Bill Clinton"Macarena" — Los del RioBest Picture: The English Patient
2005Turned 30

Hurricane Katrina devastates New Orleans; YouTube launches

Gas: $2.30/galHome: $167,500Min wage: $5.15/hrPresident: George W. Bush"We Belong Together" — Mariah CareyBest Picture: Crash
2015Turned 40

Paris climate agreement; same-sex marriage legalized in the US

Gas: $2.43/galHome: $171,900Min wage: $7.25/hrPresident: Barack Obama"Uptown Funk" — Mark Ronson ft. Bruno MarsBest Picture: Spotlight
2025Turned 50

AI agents go mainstream

Gas: $3.10/galHome: $385,000Min wage: $7.25/hrPresident: Donald Trump"APT." — Rose & Bruno Mars
2026Age 51 today
Gas: $3.91/galPresident: Donald Trump

Key Achievements

  • Wrote the global mega-hit 'Diamonds' for Rihanna, which topped charts in over 20 countries.
  • Her solo single 'Chandelier' became a worldwide phenomenon, earning four Grammy nominations including Record and Song of the Year.
  • Directed or co-directed the conceptually ambitious music videos for her major hits, creating a distinct visual language for her art.

Did You Know?

She has a policy of donating to animal rescue organizations and has advocated for adopting older pets.

She began her career singing in an acid jazz band called Crisp in her native Australia in the 1990s.

She has a tattoo of the word 'Courage' on her wrist, a reminder from her time in a 12-step program.

“I don't want to be famous, I don't want to be recognizable, I want to be anonymous.”

— Sia

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