Trungelliti M — McDonald M

Tseng Chun-Hsin — Spizzirri E

Molcan A — Hanfmann Y

Opelka R — Marozsan F

Giron M — Martinez P

Kecmanovic M — Majchrzak K

Tabilo A — Walton A

Dzumhur D — Fearnley J

Popyrin A — Korda S

Wawrinka S — Van de Zandschulp B

Sakellaridis S — Borges N

Arneodo R / Barrientos N — Erler A / Galloway R

Gonzalez S / Pel D — Etcheverry T M / Tabilo A

Sakellaridis D / Sakellaridis S — Cabral F / Miedler L

Tsitsipas Pavlos / Tsitsipas Petros — Kirkov V / Stevens B

Doumbia S / Reboul F — Giron M / King E

Dzumhur D / Majchrzak K — Gille S / Verbeek S

Pavlasek A / Seggerman R — Behar A / Vliegen J

Darderi L / Tirante T A — Peers J / Tracy J