Business and Organizations

• Ruckus Network, a provider of digital entertainment services for all American colleges and universities
• Ruckus Society, an organization that provides training in techniques of political activism

Technology

• Honda Ruckus, a model of motor scooter made by Honda

Music

• Ruckus (album), a 2003 album from the group Galactic

People

• Claude Marrow, a pro wrestler who competes under the name Ruckus

Fictional people

• Ruckus (comics), a fictional mutant supervillain from Marvel Comics
• Uncle Ruckus, a character from the comic strip and television show The Boondocks
• Ruckus (Transformers), a Decepticon in the Transformers toy line