Haaken Hasberg Gran | |
|---|---|
 Haaken Hasberg Gran photographed by fellow student Carl Størmer outside Det Kongelige Frederiks Universitet in the 1890s | |
| Born | 17 April 1870 |
| Died | 2 June 1955 (aged 85) |
| Citizenship | Norwegian |
| Alma mater | University of Oslo |
| Scientific career | |
| Fields | algaeology marine zoology planktology |
| Institutions | Bergens Museum University of Oslo |
| Academic advisors | Nordal Wille Johan Hjort |
| Notable students | Trygve Braarud |
Haaken Hasberg Gran (17 April 1870 – 2 June 1955) was a Norwegian botanist.