Danni is a given name. Notable people with the name include:

• Danni Ashe (born 1968), American model, dancer and pornographic actress
• Danni Barry, Northern Irish chef
• Danni Bassan (born 1955), Israeli musician
• Danni Boatwright (born 1975), American beauty pageant winner and television personality
• Danni Carlos (born 1975), Brazilian composer, musician, singer and actress
• Danni Chong (born 1989), Chinese actress
• Danni Jensen (born 1989), Danish footballer
• Danni König (born 1986), Danish footballer
• Danni Leigh (born 1970), American singer
• Danni Miatke (born 1987), Australian swimmer
• Danni Roche (born 1970), Australian field hockey player
• Danni Xtravaganza (1961–1996)

• Danni Stark, a character in the Australian soap opera Neighbours

• Danni Lowinski, a German television series
• Dani (disambiguation)
• Danielle