Tiga or TIGA may refer to:

• Tiga (musician) (born 1974), Canadian musician
• Tiga, pseudonym of Haitian artist Jean-Claude Garoute
• Tiga Angelina, Indian politician
• Tiga Bayles (1953–2016), Australian radio presenter
• Adriana Aparecida Costa (born 1983), Brazilian football and futsal player

• Tiga Dam, a dam in Nigeria
• Tiga Island, a small Melanesian island in the Loyalty Islands of New Caledonia
  • Tiga Airport
• Tiga Island, Malaysia

• Texas Instruments Graphics Architecture (TIGA)
• The Independent Games Developers Association (TIGA)
• Tiga Race Cars, a racing car manufacturer
• Ultraman Tiga, a Japanese tokusatsu TV show

• All pages with titles containing Tiga
• Tiger (disambiguation)
• Taiga, a biome characterized by coniferous forests
• Tigas, a group of independent pharmacies in Malaysia