Dagmar Ingeborg Edqvist (20 April 1903 – 21 January 2000) was a Swedish writer and screenwriter.

Kamrathustru explored themes on the equal opportunities for women by introducing its protagonist Ebba Garland as an astute, independent, and level-headed character.

The book was her first to address women empowerment and feminist issues, and received rapid recognition.

Her earliest novels explored contemporary themes of gender, and role of women as wives, professionals, and friends.

Among them were Skuggan blir kortare (1958), Den svarta systern (1961), Eldflugorna (1964), and Efter flykten (1977).

She continued to develop the theme in the next two installments of the series, Mannen som kom hem and Människor på en ö, were published in 1969 and 1971, respectively.