|Birth:||1 May 1850|
Herefoss, Birkenes, Aust-Agder, Norway
|Death:||24 November 1959|
|Age:||109 years, 207 days|
Marie Jensen Verkjennhagen Holtebu (née Olsen) (1 May 1850 – 24 November 1959) was a Norwegian centenarian, who held the title of world's oldest living person after Christina Karnebeek-Backs died on 7 October 1959.
Marie Olsen was born in Herefoss, Birkenes, Aust-Agder, Norway on 1 May 1850. She married Ole Jensen Verkjennhagen, who died in 1925. Marie Olsen passed away in Plassen, Frolands Verk, Froland, Norway on 24 November 1959 at the age of 109 years and 207 days.