The teams were announced in March 2020, before the postponement of the event. A number of players were unable to compete and were replaced. Four replacements were announced on December 4, 2020 and another on December 15. For the United States,
Kaitlin Milligan and
Andy Ogletree were in the original teams, while
Vivian Hou,
Aline Krauter and
Hazel MacGarvie were in the International team announced in March 2020. Ogletree had turned professional before the event.
William Mouw (
Pepperdine), a member of the American team, was a late withdrawal and was not replaced. On the first day his partner,
Megan Schofill, played the fourball match alone. In the other three sessions, matches involving him were deemed to be tied. The head coaches were announced in August 2019 with the assistant coaches selected in September 2019. ==Monday's mixed fourball matches==