Oluf Berntsen (5 November 1891 – 26 June 1987) was a Danish fencer. He competed in three events at the 1912 Summer Olympics.[1]
He was son of the Danish prime minister Klaus Berntsen and his brother, Aage Berntsen, also competed in fencing at the 1920 Summer Olympics.
Kilde: Wikipedia
Se evt. https://www.olympic.org/stockholm-1912