Andrey Rublev (RTF) v Dominik Koepfer (GER)Daniil Medvedev (RTF) v Jan-Lennard Struff (GER)Aslan Karatsev/Karen Khachanov (RTF) v Kevin Krawietz/Tim Puetz (GER)Borna Gojo (CRO) v Dusan Lajovic (SRB)Marin Cilic (CRO) v Novak Djokovic (SRB)Nikola Mektic/Mate Pavic (CRO) v Novak Djokovic/Filip Krajinovic (SRB)