Knock Knock
- Dazz Band
- Hot Hot Heat
- Jasmine (American singer)
- Knock (disambiguation)
- Knock Knock (1940 film)
- Knock Knock (2015 film)
- Knock Knock (DJ Koze album)
- Knock Knock (Doctor Who)
- Knock Knock (Mac Miller song)
- Knock Knock (Monica song)
- Knock Knock (Smog album)
- Knock Knock (SoFaygo song)
- Knock Knock (Twice song)
- Knock Knock (company)
- Knock Knock (play)
- Knock Knock Live
- Knock Knock Who?
- Knock, Knock (Gotham)
- Knock, Knock Who's There?
- Knock, Knock, Ginger
- Knock-Knock (video game)
- Knock-knock joke
- Legend of the Liquid Sword (album)
- List of Six Feet Under episodes
- Little Secret
- Misha B
- Showtime (Dizzee Rascal album)
- Stephanie Finochio
- The Great Space Coaster
- Veni Vidi Vicious