Horn may refer to:
- Horn Bone Mask
- Horn Mask
- Horn Skuld
- Horned King (Chronicles of Prydain)
- Horned King (Disney)
- Horned King's Army
- Horned Rat
- Horned Witch
- Hornet (Bullet Train)
- Hornet (Silent Scope)
- Hornet Man
- Hornet Sonia
- Hornet
- Hornets (Maya the Bee)
- Hornets
- Hornswoggle
- Horntail
- Horny Hannah
- Horny the Clown
Surname
- Benjamin Hornigold
- Big Jack Horner (Novelization)
- Big Jack Horner
- Blast Hornet
- Calvin Horn
- Daryl Van Horne
- Dr. Isabella Horn
- Golden and Silver Horned Kings
- Hank the Hornet
- Hyper-Hornet
- Jack Horner (Fables)
- Jack Horner Pie Co.
- Jack Horner
- Lance Hornsby
- Laurie Horn
- Nicole Horne
- Nina Van Horn
- One-Horned Monster
- Queen Hornets
- Richard Horne
- Silver Horn
- Silver Horns
- Single Horned Rhinoceros King
- The Horned Serpent