Sigurd Mathiesen
Sigurd Mathiesene (30 August 1873 – 4 January 1951) was a Norwegian fencer. He competed in the individual épée event at the 1912 Summer Olympics. References

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1873 births
1951 deaths
Norwegian male épée fencers
Olympic fencers for Norway
Fencers at the 1912 Summer Olympics
Sportspeople from Horten
20th-century Norwegian people