Alexander Zverev Alex De Minaur Grigor Dimitrov Tommy Paul Frances Tiafoe Lorenzo Musetti Jack Draper Tomas Machac Flavio Cobolli Brandon Nakashima Jan-Lennard Struff Mariano Navone Luciano Darderi Alex Michelsen Zhizhen Zhang Marcos Giron Lorenzo Sonego Cameron Norrie Miomir Kecmanovic Fabian Marozsan Alejandro Davidovich Fokina Kei Nishikori Dominic Thiem Joel Schwaerzler Jakub Mensik Jaume Antoni Munar Clar Alexandre Muller Thiago Seyboth Wild Aleksandar Kovacevic Marton Fucsovics Quentin Halys Richard Gasquet