Nielsen

Holger Louis Nielsen (1866–1955) was a Danish fencer, sport shooter, and athlete. He competed at the 1896 Summer Olympics in Athens. He is probably best known for drawing up the first modern set of rules for the game of handball.

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Anders Peter Nielsen (1867–1950) was a Danish sport shooter who competed in the late 19th century and early 20th century in rifle shooting. He participated in Shooting at the 1900 Summer Olympics in Paris and won three silver medals in the military rifle in the kneeling, prone, and 3 positions categories.