Cardigan may refer to:

• The Cardigans, a Swedish pop group
• "Cardigan" (song), a 2020 song by Taylor Swift from Folklore
• "Cardigan", a 2020 song by Don Toliver from Heaven or Hell
• "Cardigan", a 2021 song by Ravi and Wonstein

• Cardigan, Victoria, a region in Australia
• Cardigan, Prince Edward Island, Canada
  • Cardigan (electoral district), an electoral district in Prince Edward Island
• Cardigan, Ceredigion, Wales
  • Cardigan (UK Parliament constituency)
  • Cardigan Castle
  • Cardigan Island, a small uninhabited island north of Cardigan, Ceredigion
• Mount Cardigan, a mountain in New Hampshire, U.S.
• Cardigan House, a former house in London, England

• Cardigan Connor (born 1961), Anguillan cricketer
• Chaz Cardigan (born 1995), American singer
• Cora Cardigan (1860–1931), English flutist

• Cardigan, a newborn lamb in Charlotte's Web 2: Wilbur's Great Adventure
• Cardigan (sweater), a type of knitted open-front garment
• Cardigan (film), a lost 1922 silent film based on a novel by Robert W. Chambers
• Earl of Cardigan, a title in the Peerage of England
  • James Brudenell, 7th Earl of Cardigan, British general during the Crimean War after whom the sweater is named
• SS Bury Hill or SS Cardigan, a British steamship

• Cardigan Welsh Corgi, a breed of dog
• Cardiganshire, a historic county in Wales
  • Kingdom of Ceredigion for which the county is named
• All pages with titles beginning with Cardigan
• All pages with titles containing Cardigan