South Korea competed at the 2018 Winter Olympics in Pyeongchang, from 9 to 25 February 2018, as the host nation. It was represented by 122 competitors in all 15 disciplines.
Sweden competed at the 2018 Winter Olympics in PyeongChang, South Korea, from 9 to 25 February 2018. The Swedish Olympic Committee sent 116 athletes to the Games, 62 men and 54 women, to compete in nine sports. Jennie-Lee Burmansson set a new record as the youngest Swedish Winter Olympic participant.
Czech Republic competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 93 competitors in 13 sports. They won seven medals in total: two gold, two silver and three bronze, ranking 14th in the medal table.
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.
Canada competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from February 9 to 25, 2018. It was the nation's 23rd appearance at the Winter Olympics, having competed at every Games since their inception in 1924. Canada competed in all sports disciplines, except Nordic combined. The chef de mission was Isabelle Charest, who was appointed in February 2017.
Olympic Athletes from Russia (OAR) was the International Olympic Committee's (IOC) designation of select Russian athletes permitted to participate in the 2018 Winter Olympics in Pyeongchang, South Korea. The designation was instigated following the suspension of the Russian Olympic Committee after the Russian doping scandal. This was the second time that Russian athletes had participated under the neutral Olympic flag, the first being in the Unified Team of 1992.
Finland competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 100 competitors in 11 sports. They won six medals in total, one gold, one silver and four bronze, ranking 18th in the medal table.
The United States competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from February 9 to 25, 2018.
Slovenia competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018. 71 athletes competed in 9 sports, including the men's national ice hockey team.
Germany competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 153 competitors in 14 sports. They won 31 medals in total, 14 gold, 10 silver and 7 bronze, ranking second in the medal table after Norway at the 2018 Winter Olympics. Germany excelled in ice track events, biathlon, Nordic combined and Ski jumping. The men's ice hockey team took a silver medal, having lost a closely contested final to Olympic Athletes from Russia.
Japan competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 124 competitors in 13 sports. They won 13 medals in total, four gold, five silver and four bronze, ranking 11th in the medal table. Six medals of those were won in the speed skating events.
Austria competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 105 competitors in 12 sports. They won 14 medals in total: five gold, three silver and six bronze; ranking 10th in the medal table.
France competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 106 competitors in 11 sports. They won 15 medals in total, five gold, four silver and six bronze, ranking 9th in the medal table.
Italy competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 120 competitors in 14 sports. They won ten medals in total, three gold, two silver and five bronze, ranking 12th in the medal table. Short-track speed skater Arianna Fontana, who was also the flag bearer at the opening ceremony, was the country's most successful athlete, having won three medals, one of each color.
Belarus competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 33 competitors in 6 sports. They won three medals in total, two gold and one silver, ranking 15th 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.
Latvia competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 34 competitors in 9 sports. They won one bronze medal in two-man bobsleigh and ranked 28th in the medal table.
Russian athletes competed at the 2022 Winter Olympics in Beijing, China, from 4 to 20 February 2022, under the "Russian Olympic Committee" designation due to the consequences of the doping scandal in the country.
Denmark competed at the 2022 Winter Olympics in Beijing, China, from 4 to 20 February 2022.
Czechoslovakia (1924–1992)
