Actress Before emigrating to New York, Gynt performed three years with the Royal Dramatic Theatre in Stockholm.

In 1921, Gynt played Clorinda in Henry Bataille's 3-act romantic comedy, Don Juan, at the Garrick Theatre, New York.

[D][E] At age 22, she and Harold Gustav Frederic Matthiessen (1883–1940) arrived at Ellis Island, New York, December 21, 1907, aboard the SS Kaiserin Auguste Victoria from Cuxhaven.

[citation needed] Gynt's husband, Harold Mattiessen, was a graduate of Swedish Royal University.

[citation needed] Gynt's brother, Sölve Cederstrand (1900–1954), was a Swedish journalist, screenwriter, and film director.