Novak opened his Mutua Madrid Open campaign with a 7-5, 6-4 victory over Japan's Kei Nishikori in one hour and 58 minutes. The two-time titlist (2011, 2016) will play either Kyle Edmund (GBR) or Daniil Medvedev (RUS) on Wednesday
Novak marked his return to competitive play on Tuesday afternoon with an impressive display of power tennis and excellent movement. Competing for the first time since Wimbledon 2017, Djokovic moved past Donald Young 6-1, 6-2, 6-4 in one hour and 52 minutes on Margaret Court Arena.
Viktor Troicki will open the first round for Serbia against Karen Kachanov before Novak faces Daniil Medvedev on Day 1.