Vanessa may refer to:

• Vanessa (Millais painting), an 1868 painting by Pre-Raphaelite artist John Everett Millais
• Vanessa, a 1933 novel by Hugh Walpole
• Vanessa, a 1952 instrumental song written by Bernie Wayne and performed by Hugo Winterhalter
• Vanessa, a song by Grimes and d'Eon from Darkbloom
• Vanessa (opera), a Samuel Barber opera that premiered in 1958
• Vanessa (1977 film), a 1977 West German film featuring Olivia Pascal
• Vanessa (Mexican TV series), 1982 Mexican telenovela starring Lucía Méndez
• Vanessa (UK TV series), British talk show presented by Vanessa Feltz
• Vanessa, former name of Canadian television channel Vivid TV

• Vanessa (name), a female given name and list of persons named Vanessa
• Esther Vanhomrigh, for whom Jonathan Swift coined the name

• Vanessa (King of Fighters), a character in SNK Playmore's The King of Fighters video game series
• Vanessa (Symphogear), a character in the anime series Symphogear
• Vanessa, a character in the Nickelodeon sitcom Ned's Declassified School Survival Guide
• Vanessa, the alias of Disney's The Little Mermaid character Ursula in the 1989 film
• Vanessa, daughter of Heinz Doofenshmirtz from Phineas and Ferb an animated show premiered in 2007
• Vanessa Geraldine Carlysle, known as Copycat in Marvel Comics and the 2016 film Deadpool
• Vanessa (Five Nights at Freddy's), a character in Five Nights at Freddy's video game series
• Vanessa Lewis, in the Japanese video game series Virtua Fighter
• Vanessa Woodfield, in the British television series Emmerdale
• Vanessa Taylor, long-lost daughter of Maggie Lockwood-Campbell of Chicago Med who debuted in its sixth season

• Vanessa (butterfly), a genus of butterflies
• Vanessa, Ontario, a hamlet in Norfolk County, Ontario, Canada
• HMS Vanessa, the name of more than one ship of the British Royal Navy

• Nessa (disambiguation), a shortening of the name Vanessa
• List of storms named Vanessa

This disambiguation page lists articles associated with the title Vanessa.
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