Ivar Martinsen
Karl Ivar Martinsen was a Norwegian speed skater. He competed in the 1500 m event at the 1948 and [Speed skating at the Speed skating at the 1952 Winter Olympics – Men's 1500 metres|1952 Winter Olympics – Men's 1500 metres|1952] Olympics and finished 16th and 8th, respectively. He won bronze medals at the 1952 world and 1953 European allround championships.
Martinsen died in Stange Municipality, Norway on 24 September 2018, aged 97.