Radul
- Bulgaria
- Bulgarian language
- Chetnik
- Danilo I, Metropolitan of Cetinje
- Nikola Radulović (footballer)
- Ostrog monastery
- Poland
- Praskvica Monastery
- Radul of Riđani
- Radul, Ukraine
- Radule
- Radule Živković
- Raduljica
- Radulov
- Radulović
- Radulovtsi
- Russian language
- Serbia
- Serbian Orthodox monasteries
- Serbian epic poetry
- Toponymy
- Ukraine