New Zealand competed at the 2020 Winter Youth Olympics in Lausanne, Switzerland, from 9 to 22 January 2020. They were represented by a team of 20 athletes, who took part in nine sports. The chef de mission was Jesse Teat. The flagbearer at the opening ceremony was biathlon athlete and cross-country skier Campbell Wright, and freestyle skier Luca Harrington was the flagbearer at the closing ceremony.
Medals awarded to New Zealand participants in mixed-NOC team events are represented in italics. These medals do not count towards the New Zealand NOC medal tally.