Johannes Brun (1832 – 1890) was a Norwegian stage actor.
Brun was born in Verdal.[1] He made his stage debut as the character "Henrik" in Holberg's comedy Den Vægelsindede 2 January 1850, at the first ordinary performance at Ole Bull's Det norske Theater in Bergen.[2][3] He was married to actress Louise Brun (née Gulbrandsen) in 1851. From 1857 both Brun and his wife played at Christiania Theatre.[1]
Brun is regarded among the most important Norwegian actors of his time.[1]