Sia or SIA might refer to:

  • Sia Furler (born 1975), Australian singer and songwriter, who uses the stage name Sia

Organizations

Businesses

People

  • Sia Berkeley (born 1985), English actress
  • Sia Figiel (born 1967), Samoan novelist, poet and painter
  • Sia Koroma (born 1958), Sierra Leonean biochemist and psychiatric nurse; wife of Sierra Leonean President Ernest Bai Koroma
  • Beau Sia (born 1976), American slam poet

Transportation

Technology

Other uses