Olga Pauline Sjøgren (née Hagen, August 9, 1884 – November 8, 1960)[1] was a Norwegian actress and singer.
She excelled as a revue actress and operetta singer, and she became involved early in film.
Olga Sjøgren was the daughter of the tailor Erik Hagen and his Swedish-born wife Kristine Andersdotter.
[2] She married the actor Carl Johan Olaf Almquist (1879–1914) on June 28, 1902, and they had two sons.
Olga Pauline Hagen was a student at Ludovica Levy's Second Theater academy in 1899.