Marika Stiernstedt was a Swedish writer.
She was chair of Sveriges Författareförening (the Swedish association of writers) from 1931 to 1936 and secretary of the literary association Samfundet De Nio (The Nine Society) from 1940 to 1943.
Stiernstedt's writing was often based on the conditions of women's lives and she is considered one of the writers of novels of disillusion.