Djere, Laslo
de Jong, Jesper

Bonzi, Benjamin
Tu, Li

Jarry, Nicolas
Hanfmann, Yannick

Engel, Justin
Ofner, Sebastian

Tsitsipas, Stefanos
Darderi, Luciano

Giron, Marcos
Zverev, Alexander

Sonego, Lorenzo
Struff, Jan-Lennard

Humbert, Ugo
Shapovalov, Denis

Portero, Pedro
Etcheverry, Tomas Martin

Cerundolo, Francisco
Michelsen, Alex

Bergs, Zizou
Khachanov, Karen

Marozsan, Fabian
Kecmanovic, Miomir

Fonseca, Joao
Cobolli, Flávio

Hurkacz, Hubert
Machac, Tomas

Muller, Alexandre
Bublik, Alexander

Altmaier, Daniel
Medvedev, Daniil