ATP Stuttgart - R1

Yannick Hanfmann - Aleksandar Kovacevic
Roberto Bautista Agut - Marcos Giron
Quentin Halys - Sho Shimabukuro
Jan-Lennard Struff - Alexis Galarneau
Tom Gentzsch - Rinky Hijikata
Daniel Altmaier - Frances Tiafoe
Diego Dedura - James Duckworth
Nick Kyrgios - Corentin Moutet