Nikki is a given name. Notable people with the given name include:
In music:
Nikki (singer), Japanese-American singer
Nikki Hornsby, American singer-songwriter
Nikki Kerkhof, Dutch singer, and winner of Idols 4
Nikki McKibbin, American singer who finished third in the 2002 debut season of American Idol
Nikki Sixx, Mötley Crüe bassist
Nikki Stringfield, guitarist for The Iron Maidens and Before The Mourning
Nikki Sudden, English singer-songwriter and guitarist
Nikki Webster, Australian pop star and model
Nikki Yanofsky, Canadian jazz-pop singer
In television and film:
Nikki Bedi, television and radio presenter
Nikki Blonsky, American actress best known for her role as Tracy Turnblad in the remake of Hairspray
Nikki Cox, American actress known for her roles in the television series Unhappily Ever After and Las Vegas
Nikki DeLoach, American actress
Nikki Glaser, comedian
Nikki Grahame, contestant on Big Brother 7 in the UK
Nikki Griffin, American actress
Nikki Patel, British actress from Coronation Street
Nikki Reed, American actress known for portraying Rosalie Hale in The Twilight Saga
Nikki Sanderson, British actress known for playing Candice Stowe in Coronation Street
Nikki Tilroe, Canadian puppeteer best known for her work as the Mime Lady on Today's Special
Nikki Ziering, American model and actress
In adult entertainment:
Nikki Benz, Canadian pornographic actress and film director
Nikki Blond, Hungarian pornographic actress
Nikki Tyler, American former pornographic actress
Nikki Dial, American former pornographic actress
Nikki Thomas, Canadian prostitute
In other fields:
Nikki Giovanni, American poet and author
Nikki Haley, governor of South Carolina
Nikki Craft, American political activist, feminist, artist and writer
Nikki Franke, American fencer and fencing coach
Nikki Hemming, CEO of Sharman Networks and President of LEF Interactive
Nikki Kidd, Scottish field hockey forward
Nikki Shaw, British bodybuilder
Nikki Teasley, basketball player for the Washington Mystics in the Women's National Basketball Association
Nikki Roxx, American female professional wrestler
Nikki Garrett, Australian professional golfer
Nikki Bella, American professional wrestler
Nikki Whitehead, American victim of matricide