Switzerland competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 166 competitors in 14 sports. They won 15 medals in total, ranking 7th in the medal table.
Poland competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018. It was the nation's 23rd appearance at the Winter Olympics, having competed at every Games since their inception in 1924. The Polish team consisted of 62 athletes in 12 sports, which is the largest ever Polish team, surpassing the 59 athletes that competed in 2014. Polish ski jumpers won one gold and one bronze medal, earning the 20th place at the medal table.
Ukraine competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 33 competitors in 9 sports. Oleksandr Abramenko won the only medal for the country, a gold in men's aerials freestyle skiing, earning Ukraine the 21st place in the overall medal table.
Romania competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 27 competitors in 8 sports.
Hungary competed at the 2018 Winter Olympics in PyeongChang, South Korea, from 9 to 25 February 2018. With the men's 5000 metre relay victory in short track speed skating, the nation had won its first ever Winter Olympic gold, and first Winter medal since 1980. Hungarian athletes have participated in all Winter Olympic Games.
Spain competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018.
Georgia competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 28 February 2018, with a total of four athletes in three sports.
Israel competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with ten competitors in four sports.
Turkey competed at the 2018 Winter Olympics in PyeongChang, South Korea, from 9 to 25 February 2018. The Turkish team consisted of eight athletes, competing in four sports, including ski jumping for the first time.
The Kingdom of Denmark is a sovereign state comprising three constituent countries: Denmark, Greenland and the Faroe Islands that competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 17 competitors in 5 sports. On January 9, 2018, speed skater Elena Møller Rigas was named as the country's flagbearer during the opening ceremony.
Mexico competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with four competitors in three sports.
Malaysia competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018. It was the country's first appearance at the Winter Olympics. Malaysia's team consisted of five people: two athletes, two officials and one chef de mission.
Argentina competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with seven competitors in four sports.
Chile competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018. The Chilean delegation consisted of seven athletes, five of which were returning from the 2014 Winter Olympics. The three male and four female delegation competed in three sports.
Iran competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with four competitors in two sports.
Montenegro competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with three competitors in two sports.
Iceland competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with five competitors in two sports.
Bosnia and Herzegovina competed at the 2018 Winter Olympics in PyeongChang, South Korea, from 9 to 25 February 2018, with four competitors in two sports.
Serbia competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with four competitors in two sports.
Croatia competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 19 competitors in four sports.
Russian Empire (1900–1912)
Soviet Union (1952–1988)
Unified Team (1992)