- Tiffany Cole (born 1981), American convicted of kidnapping and first degree murder
- Tiffany Darwish (born 1971), American pop artist who covered "I Think We're Alone Now"
- Tiffany Espensen (born 1999), Chinese-born American television and film actress
- Tiffany Hwang (born 1989), an American singer and actress based in South Korea who is a member of the girl group Girls' Generation
- Tiffany Yong (born 1988), Singaporean actress and blogger
- Charles Comfort Tiffany (1829–1907), American Episcopal clergyman
- Charles Lewis Tiffany (1812–1902), a founder of Tiffany & Co., jewelers
- Louis Comfort Tiffany (1848–1933), Charles Lewis's son, stained glass and jewelry artist, later associated with Tiffany & Co.
- Tiffany (Child's Play), a murderous doll in the Child's Play series of horror films
- Tiffany (album), the debut album of Tiffany Darwish, released on 15 September 1987
- Tiffany (comics), a fictional character in Todd McFarlane's Spawn comic book series
- Tiffany (wrestler), the stage name of Taryn Terrell
- Tiffany Club, a defunct jazz club in Los Angeles
- Tiffany Cross Medal of Honor, World War I era US Navy and US Marine Corps Medal of Honor