Rhamnus may refer to:

• Rhamnus (city), or Rhamnous, an ancient Greek city in Attica
• Rhamnus (Crete), or Rhamnous, an ancient Greek town in Crete
• Rhamnus, an augur killed by Nisus and Euryalus in book IX of The Aeneid
• Rhamnus (plant) or buckthorns, a plant genus
• 9316 Rhamnus, a main-belt asteroid discovered in 1988
• Mount Rhamnus, a mountain in Antarctica

This disambiguation page lists articles associated with the title Rhamnus.
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