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 (British TV series), British talk show presented by Vanessa Feltz
Vanessa, former name of Canadian television channel Vivid TV
People
Vanessa (name), a female given name and list of persons named Vanessa
Esther Vanhomrigh, for whom Jonathan Swift coined the name
Fictional characters
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 (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
Other
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