Hans Wiers-Jenssen (25 November 1866 – 25 August 1925) was a Norwegian novelist, playwright, stage producer and theatre historian.

Wiers-Jenssen was born in Bergen as the son of colorist Johan Jenssen and his wife Elisa Magdalena Wiers.

He worked as a journalist for the newspaper Dagbladet, and wrote the revue Tutti Frutti, staged at Eldorado in 1893 where it became quite popular, with 101 performances.

[2] Anne Pedersdotter was also the basis for the Danish film Day of Wrath from 1943,[3] and two adaptations for opera: La fiamma (libretto by Claudio Guastalla, music by Ottorino Respighi, 1934), and Anne Pedersdotter; libretto by Hans Kristiansen, music by Edvard Fliflet Bræin from 1971.

[1] His comedy Jan Herwitz premiered at Nationaltheatret in 1913, and has later been very popular at the Bergen theatre Den Nationale Scene, with hundreds of performances over the years, visited by nearly 90,000 spectators.