Austria: Vienna - Singles - Main |
| 1/16-finals | Novak D. | Anderson K. | 1:2 (7:62, 4:6, 66:7) | details | 26.10.2020 |
Germany: Cologne 2 - Singles - Main |
| 1/16-finals | Otte O. | Novak D. | 2:0 (6:3, 6:2) | details | 20.10.2020 |
| 1/16-finals | Petrovic D. | Novak D. | CAN. | details | 20.10.2020 |
Germany: Cologne 2 - Singles - Qualification |
| Final | Duckworth J. | Novak D. | 0:2 (4:6, 5:7) | details | 18.10.2020 |
| Semi-finals | Purcell M. | Novak D. | 1:2 (63:7, 7:63, 63:7) | details | 17.10.2020 |
Germany: Cologne - Singles - Main |
| Quarter-finals | Novak D. | Davidovich Fokina A. | 1:2 (3:6, 6:2, 3:6) | details | 16.10.2020 |
| 1/8-finals | Paire B. | Novak D. | 0:2 (3:6, 4:6) | details | 14.10.2020 |
| 1/16-finals | Thompson J. | Novak D. | 0:2 (3:6, 3:6) | details | 12.10.2020 |
France: French Open - Singles - Main |
| 1/64-finals | Zverev A. | Novak D. | 3:0 (7:5, 6:2, 6:4) | details | 27.09.2020 |
Austria: Kitzbuhel - Singles - Main |
| 1/16-finals | Novak D. | Marterer M. | 0:2 (66:7, 4:6) | details | 09.09.2020 |
USA: US Open - Singles - Main |
| 1/64-finals | Davidovich Fokina A. | Novak D. | 3:2 (3:6, 6:4, 6:3, 1:6, 6:0) | details | 31.08.2020 |
USA: Cincinnati - Singles - Qualification |
| Final | Bedene A. | Novak D. | 2:1 (4:6, 6:3, 6:4) | details | 21.08.2020 |
| Semi-finals | Dzumhur D. | Novak D. | 1:2 (7:5, 1:6, 4:6) | details | 20.08.2020 |
Austria: Thiem's Seven - Singles - Main |
| Group B | Bautista-Agut R. | Novak D. | 2:0 (6:0, 6:1) | details | 09.07.2020 |
| Group B | Khachanov K. | Novak D. | 0:2 (1:6, 4:6) | details | 08.07.2020 |
| Group B | Monfils G. | Novak D. | CAN. | details | 07.07.2020 |
| Group B | Berrettini M. | Novak D. | 2:0 (7:66, 6:3) | details | 07.07.2020 |
World: Others matches - Singles - Main |
| | Novak D. | Ofner S. | 2:1 (7:65, 4:6, 7:5) | details | 04.07.2020 |
| | Novak D. | Hampel L. | 2:1 (6:3, 62:7, 7:65) | details | 03.07.2020 |
| | Novak D. | Ramskogler G. | 2:0 (6:3, 6:2) | details | 02.07.2020 |
| | Novak D. | Krainer L. | 2:0 (7:5, 7:5) | details | 01.07.2020 |
Austria: Pro Series - Placement Play Offs |
| | Novak D. | Ofner S. | 1:1 RET. (6:4, 4:6) | details | 26.06.2020 |
Austria: Pro Series - Main |
| | Thiem D. | Novak D. | 2:0 (7:68, 6:4) | details | 25.06.2020 |
| | Novak D. | Erler A. | 2:0 (6:0, 6:0) | details | 17.06.2020 |
| | Novak D. | Neumayer L. | 2:0 (6:3, 6:4) | details | 16.06.2020 |
| | Erler A. | Novak D. | 0:2 (2:6, 2:6) | details | 12.06.2020 |
World: Davis Cup - World Group - Singles - Qualification |
| | Novak D. | Cuevas P. | 2:1 (2:6, 6:3, 6:4) | details | 07.03.2020 |
| | Novak D. | Cuevas M. | 2:0 (6:2, 6:4) | details | 06.03.2020 |
United Arab Emirates: Dubai - Singles - Main |
| 1/8-finals | Novak D. | Khachanov K. | 0:2 (3:6, 4:6) | details | 26.02.2020 |
| 1/16-finals | Gunneswaran P. | Novak D. | 0:2 (4:6, 3:6) | details | 25.02.2020 |
United Arab Emirates: Dubai - Singles - Qualification |
| Final | Hanfmann Y. | Novak D. | 0:2 (3:6, 4:6) | details | 23.02.2020 |
| Semi-finals | Rola B. | Novak D. | 1:2 (63:7, 7:63, 4:6) | details | 22.02.2020 |
France: Marseille - Singles - Main |
| 1/16-finals | Gerasimov E. | Novak D. | 2:0 (7:63, 6:3) | details | 19.02.2020 |
France: Marseille - Singles - Qualification |
| Final | Novak D. | Bachinger M. | 2:1 (7:64, 2:6, 6:3) | details | 17.02.2020 |
| Semi-finals | Novak D. | Cazaux A. | 2:0 (6:1, 6:3) | details | 16.02.2020 |