Raj Ballav Koirala (Nepali: राजबल्लभ कोइरालाListenⓘ, born August 31, 1982) is a Nepalese film actor.

He first gained attention for his performance for the music video of the song, Bheteyara Chuttnu by Karna Das[1] His major breakthrough was as the lead actor for the movie, Parkhi Basen which celebrated its 100th day of Release in cinema halls on August 8, 2008.

[2] With over 20 films to his credit and his applauded performances in movies like Apabad, Masaan and Pal,[3] he is already considered one of the important actor of the Nepali Films.

In October 2008, he received the award for Best Debut Actor (Male) at the prestigious KTV Film Awards, organized by the Nepal Film Technician Association.

Raj Ballav Koirala has been known to be inspired by actors like Hari Bansha Acharya, Nir Shah, Naseeruddin Shah, Om Puri, Robert De Niro, Daniel Day-Lewis, Johnny Depp and Leonardo DiCaprio.