| Citizenship: | Norway |
| Birth Date: | 27 September 1920 |
| Death Place: | Oslo, Norway |
| Education: | Physiotherapist |
| Occupation: | Business owner |
Titti Astri Maartmann (27 September 1920 – 18 September 2018)[1] was a Norwegian luger who competed in the late 1930s. She won a gold medal in the women's singles event at the 1937 European luge championships in Oslo, Norway.[2] Living an active life, she still played golf at age 97.[3]
Her uncles were soccer players Erling Maartmann and Rolf Maartmann. Her great-grandfather was Norwegian politician Knud Geelmuyden Fleischer Maartmann. Her grandfather was Harald Sigvart Maartmann, the first Executive Director of Ringnes.