Arun occurs as local government district in West Sussex, England. A territorial dominion is known as for the River Arun. Its independent towns come Littlehampton and Bognor Regis. It was formed in April 1, 1974 from Littlehampton and Bognor Regis urban districts, a borough of Arundel, and area of Worthing Rural District and Chichester Rural District.

Other
Arun or even even Aruna refers to a charioteer of the Sun or the rising Sun, based on data from Hindu scriptures. Arun occurs as most common male title inside India.