He was married to actress Borghild Johannessen, and was a brother-in-law of actor Hauk Aabel.

Klouman made his stage debut in 1908 at Fahlstrøms Theater in Kristiania, in Rubens' and Hurgon's musical comedy Miss Hook of Holland.

He toured with Det Nye Teater, and was appointed at Trondhjems Nationale Scene in 1911.

He wrote a comedy for children, Drømmen til Radioland og dit pepperen gror, which was staged at Nationaltheatret in 1925.

He delivered satirical illustrations to the newspapers Dagbladet, Tidens Tegn and Aftenposten.