Arran can refer to:

• The Aran Islands or the largest island in that group
• Aran, a historical region that is a part of modern Republic of Azerbaijan (Caucasia)
• The Isle of Arran in Scotland.
• The Arran Brewery on the Isle of Arran
• Arran Single Malt, distilled at the Arran Distillery on the Isle of Arran
• Val d'Aran in Catalonia.
• Arran is also another name for the fresh water turtle Arrau.