The Rur (not to be confused with "Ruhr") is a river in Belgium, Germany and the Netherlands.

Rur or RUR may also refer to:

  • Royal Ulster Rifles, a former British Army regiment
  • R.U.R. subtitled Rossum's Universal Robots, a science fiction play by Karel ńĆapek which originated the word "robot"
  • Rugby Union of Russia
  • RUR-PLE an educational software for learning programming in the Python programming language
  • Russian ruble, which had the currency code RUR before 1998 (the present-day code is RUB)
  • Ohaw, or rur, a savory soup of the Ainu people of northern Japan
  • Rur., used in English dictionaries as short for "rural"