Portrait of Dagny Bjørnson Langen.

Portrait of Dagny Bjørnson Langen by Krøyer, dated 1901, depicts the daughter of the Norwegian Nobel laureate Bjørnstjerne Bjørnson — herself a significant figure in Scandinavian cultural life who had married into the influential Langen family. The portrait connects Krøyer's work to the broader Nordic cultural network of the period, in which writers, artists, and their families formed an interconnected society spanning Denmark, Norway, and Sweden. Dagny's identity as the daughter of a celebrated author gave the portrait cultural as well as personal significance. The work is currently unlocated institutionally.

Krøyer renders the subject with the confident tonal assurance of his mature portrait practice, the face modelled with warmth and psychological presence while the costume and setting are indicated with broader, freer handling that does not compete with the sitter's features.