Ruffian

A ruffian is a scoundrel, rascal or unprincipled, deceitful, and unreliable person.

Ruffian may refer to:

• Ruffian (horse) (1972–1975), a famous thoroughbred racehorse
• Ruffian (film), a 2007 television movie about the racehorse
• Ruffian Games, a Scottish games developer
• Ruffian, a chess engine
• Ruffian 23, Irish sailboat designed by Billy Brown
• Border Ruffians, pro-Slavery activists from Missouri in the American Civil War
• The Ruffian on the Stair, a 1964 British play
• HMS Bellerophon (1786), also known as Billy Ruffian
• The Ruffians, the major antagonists of the Nintendo game Sin and Punishment
• British codename of the German X-Geraet, radar system
• The Ruffian, a 1983 French-Canadian criminal adventure film