The field is set for the 2021 ATP Cup, to be held from February 1 to February 5 in Melbourne.
Twelve countries will battle for the team trophy, with 2020 champion Serbia and runner-up Spain leading the way.
Eleven countries qualified based on the FedEx ATP Ranking of its highest-ranked singles player. As host country, Australia has been given a wild card into the tournament.
World no.1 Novak Djokovic headlines the event, along with Rafael Nadal, Daniil Medvedev, Stefanos Tsitsipas, Alexander Zverev, Dominic Thiem…
The 2021 edition will feature 14 of the 15 top players.
The draw will take place on January 20, when the 12 teams will be divided into four groups of three for group stage, round-robin play. The four group winners will advance to the semi-finals.
Serbia defeated Spain 2-1 in the inaugural ATP Cup final.