| Mari Osmundsen | |
| Birth Date: | 20 June 1951 |
| Birth Place: | Molde, Norway |
| Other Names: | Anne Kristine Halling Kia Halling |
| Occupation: | Novelist Children's writer Translator |
| Awards: | Gyldendal's Endowment |
Mari Osmundsen is the literary pseudonym of Anne Kristine Halling (born 20 June 1951), a Norwegian novelist and children's writer. She made her literary debut in 1978 with the novel Vi klarer det!.[1] Osmundsen was awarded the Gyldendal's Endowment in 1984 (shared with Simen Skjønsberg).[2]