• Brayden Schnur (Can) bt Ferreira Silva (Por) 7-6 (6), 2-6, 7-5;
  • Elias Ymer (Swe) bt Sebastian Fanselow (Ger) 5-7,6-3,6-4;
  • Prajnesh Gunneswaran bt A. Nedovyesov (Kaz) 6-4, 6-4.
  • Albot Radu (Mdv) bt Sasi Kumar Mulund 6-3,4-6.6-1.