There are multiple origins and translations for the name Nur:
1. Turkic (Kazakh нұр, Tatar нур, Uzbek, Kyrgyz etc) name-giving derived from Arabic (نَوْر) which actually means - "bright; light; ray of the sun; radiance, brightness". One of the names of Allah (النور) and Holy Qur'an. The notion of Divine light.
2. Hebrew (נוּר) name semantics - "fire".
May also refer to Nur (feminine name ).