Americans will feature in all eight sports and 16 disciplines, with 59 male competitors and 37 female.

The team includes halfpipe skier Svea Irving, the younger sister of Birk Irving who won gold in the men's event at the 2016 Winter Youth Olympic Games in Lillehammer.

Skeleton slider James McGuire will also follow in the footsteps of a family member, after his sister Kalyn raced in the sport in Lillehammer and carried the US flag at the Opening Ceremony.

Ski-jumping siblings Erik and Annika Belshaw will both compete in Lausanne, while cross-country skier Will Koch is the son of Innsbruck 1976 silver medallist Bill, who won the country's first Olympic medal in the sport.

Ice dancer Jeffrey Chen also has Olympic pedigree, as sister Karen competed at Pyeongchang 2018.

The US topped the medal table in Lillehammer with 10 golds and six silvers and will be bidding for more success.

In ski mountaineering, which will make its debut on any Olympic programme, George Beck, Samantha Paisley, Grace Staberg and Jeremiah Vaille have been selected in their squad.

Tess Arnone and Alexa Brabec will compete as women's Nordic combined also makes its Olympic bow, while in women's doubles luge, another debut sport, Americans Maya Chan and Reannyn Weiler will compete.

"We're excited to support this talented group of Youth Olympians as they represent Team USA in Lausanne," United States Olympic and Paralympic Committee chief executive Sarah Hirshland said. 

"These Youth Olympic Games are a great competitive opportunity for the athletes and help advance the Olympic values and encourage cultural exchange. 

"I wish our American athletes an incredible experience, both on and off the field of play."

More than 1,800 athletes from more than 70 countries will take part at Lausanne 2020 from January 9 to 22.

As well as the Olympic capital, various venues are being utilised across Switzerland and France. 

Athletes must be aged between 15 and 18 on December 31, 2020 to be eligible.