An Assassin is a murderer who is politically motivated.

Assassin may also refer to

• Hashshashin, the historical Muslim sect of Alamut
• Hitman, a murderer who is motivated by money
• Assassin (rap crew), a French rap crew
• Assassin (thrash metal band) is a German thrash metal band formed 1985 in Düsseldorf, see de:Assassin (Band)
• Assassin (Deejay) is a Dancehall Deejay
• Assassin (character class), a character class found in many role-playing games
• Assassin (game), a live-action role-playing game in which players assassinate each other with imitation weaponry
• Assassin bug - insect.
• Assassins, a fictional brand of sneakers featured in The Simpsons episode Bart's Dog Gets an F

In fiction:

• Assassins (musical), a 1991 musical by Stephen Sondheim and John Weidman
• Assassins (film), a 1995 film written by the Wachowski brothers
• Assassins (Left Behind), the sixth book of the Left Behind series written by Jerry B. Jenkins and Tim Lahaye

The Assassin may refer to:

• Point of No Return, the American remake of the French film Nikita, known as The Assassin in some markets.
• The Assassin, a song by the British heavy metal group Iron Maiden
• The Assassin, a 1989 film.
• The Assassin, a 1967 film.
• The Assassin, a professional wrestler.

Assassin