Skeleton in the Closet or Skeleton in the Cupboard may refer to:
- Skeletons in the Closet, 1982 novel by Elizabeth Linington
- A Skeleton in the Closet: A Novel, 1893 novel by E. D. E. N. Southworth
- "The Skeleton in the Closet", 1860s short story by Edward Everett Hale
- The Skeleton in the Closet, 2003 children's book by Curtis Jobling
- The Skeleton in the Closet - A Halloween Tradition, 2013 Children's book by Chad Shea, illustrated by Danielle Beu of The Beu Sisters
- The Skeleton in the Cupboard, 1860 novel by Harriet Anne Scott
- The Skeleton in the Cupboard, 1988 novel by Anna Haycraft
- Cakes and Ale: or, the Skeleton in the Cupboard, 1930 novel by W. Somerset Maugham
- "The Skeleton in the Cupboard" (Yes Minister)
- "Skeleton in the Closet" (Roseanne)
- "The Skeleton In The Cupboard" (2point4 Children)
- "Skeletons in the Closet", episode 2 of Beetlejuice
- "Lil' Miss /Skeletons In The Closet", episode 73 of Cold Case Files
- "Skeletons in the Closet", final episode of Legend
- "Skeletons in the Closet", episode 153 of G.I. Joe: A Real American Hero
- "Skeletons in the Closet", episode of Spenser: For Hire
- "Skeleton in the Cupboard", episode 11 of The Adventurer
- "Skeleton in the Cupboard", double episode of The Ghosts of Motley Hall
- "Skeletons in the Closet", episode 11 of The Legend of Korra
- "Jerangkung Dalam Almari" ("Skeletons in the Closet"), episode 6 of Gol & Gincu
- "Skeletons in the Closet", season 2, episode 7 of Nightmare Next Door