Germany: Eckental - Singles - Main |
| Quarter-finals | Korda S. | Popyrin Al. | 2:0 (6:4, 6:4) | details | 06.11.2020 |
| 1/8-finals | Kolar Z. | Popyrin Al. | 0:2 (4:6, 4:6) | details | 05.11.2020 |
| 1/16-finals | Schnur B. | Popyrin Al. | 0:2 (1:6, 4:6) | details | 03.11.2020 |
Kazakhstan: Nur-Sultan - Singles - Qualification |
| Final | Popyrin Al. | Karatsev A. | 0:2 (3:6, 3:6) | details | 26.10.2020 |
| Semi-finals | Popyrin Al. | Istomin D. | 1:0 RET. (6:4, 4:4) | details | 25.10.2020 |
Germany: Cologne 2 - Singles - Main |
| 1/16-finals | Popyrin Al. | Mannarino A. | 0:2 (2:6, 2:6) | details | 19.10.2020 |
Germany: Cologne 2 - Singles - Qualification |
| Final | Gerasimov E. | Popyrin Al. | 2:1 (6:2, 1:6, 6:3) | details | 18.10.2020 |
| Semi-finals | Wolf J. | Popyrin Al. | 1:2 (3:6, 6:4, 3:6) | details | 17.10.2020 |
Italy: Parma - Singles - Main |
| Semi-finals | Caruso S. | Popyrin Al. | 2:0 (6:4, 6:4) | details | 10.10.2020 |
| Quarter-finals | Ficovich J. P. | Popyrin Al. | 1:2 (7:66, 4:6, 5:7) | details | 09.10.2020 |
| 1/8-finals | Muller A. | Popyrin Al. | 0:2 (4:6, 4:6) | details | 08.10.2020 |
| 1/16-finals | Popyrin Al. | Londero J. I. | 0:1 RET. (1:6, 2:1) | details | 06.10.2020 |
France: French Open - Singles - Main |
| 1/64-finals | Harris G. | Popyrin Al. | 3:0 (6:4, 6:4, 7:67) | details | 29.09.2020 |
Italy: Rome - Singles - Qualification |
| Semi-finals | Sandgren T. | Popyrin Al. | 2:1 (66:7, 6:4, 6:2) | details | 13.09.2020 |
| Quarter-finals | Popyrin Al. | Saville L. | 2:0 (6:3, 7:66) | details | 12.09.2020 |
France: Aix en Provence - Singles - Main |
| 1/16-finals | Halys Q. | Popyrin Al. | 2:0 (7:5, 6:3) | details | 07.09.2020 |
Italy: Trieste - Singles - Main |
| 1/8-finals | Popyrin Al. | Musetti L. | 0:2 (5:7, 3:6) | details | 26.08.2020 |
| 1/16-finals | Popyrin Al. | Halys Q. | 2:0 (6:4, 7:63) | details | 25.08.2020 |
World: UTS Championship 2 - Singles - Main |
| | Gasquet R. | Popyrin Al. | 3:1 (15:13, 19:9, 12:16, 13:10) | details | 26.07.2020 |
| | Lopez F. | Popyrin Al. | 3:1 (17:8, 11:19, 17:13, 13:12) | details | 25.07.2020 |
World: UTS Championship - Singles - Main |
| | Popyrin Al. | Brown D. | 2:3 (10:21, 19:13, 17:15, 11:18, 2:4) | details | 11.07.2020 |
| | Berrettini M. | Popyrin Al. | 4:0 (14:12, 17:9, 19:10, 14:11) | details | 05.07.2020 |
| | Popyrin Al. | Gasquet R. | 1:3 (11:14, 12:15, 9:23, 21:14) | details | 04.07.2020 |
| | Tsitsipas S. | Popyrin Al. | 3:1 (17:12, 20:9, 19:8, 15:16) | details | 28.06.2020 |
| | Paire B. | Popyrin Al. | 0:4 (11:19, 13:17, 11:22, 16:18) | details | 27.06.2020 |
United Arab Emirates: Dubai - Singles - Qualification |
| Semi-finals | Musetti L. | Popyrin Al. | 2:0 (6:3, 7:61) | details | 22.02.2020 |
France: Marseille - Singles - Qualification |
| Final | Popyrin Al. | Ivashka I. | 1:2 (1:6, 6:3, 4:6) | details | 17.02.2020 |
| Semi-finals | Popyrin Al. | Diez S. | 2:0 (7:63, 6:3) | details | 16.02.2020 |
Netherlands: Rotterdam - Singles - Qualification |
| Final | Fucsovics M. | Popyrin Al. | 2:0 (6:2, 6:1) | details | 09.02.2020 |
| Semi-finals | Nijboer R. | Popyrin Al. | 0:2 (2:6, 4:6) | details | 08.02.2020 |
France: Montpellier - Singles - Main |
| 1/16-finals | Mannarino A. | Popyrin Al. | 2:1 (6:0, 67:7, 6:0) | details | 05.02.2020 |
Australia: Australian Open - Singles - Main |
| 1/16-finals | Medvedev D. | Popyrin Al. | 3:0 (6:4, 6:3, 6:2) | details | 25.01.2020 |
| 1/32-finals | Munar J. | Popyrin Al. | 0:3 (2:6, 65:7, 2:6) | details | 23.01.2020 |
| 1/64-finals | Popyrin Al. | Tsonga J-W. | 2:1 RET. (65:7, 6:2, 6:1) | details | 21.01.2020 |
Australia: Adelaide - Singles - Main |
| 1/16-finals | Popyrin Al. | Djere L. | 1:2 (63:7, 6:3, 4:6) | details | 12.01.2020 |
Qatar: Doha - Singles - Qualification |
| Final | Moutet C. | Popyrin Al. | 2:0 (6:2, 6:4) | details | 05.01.2020 |
| Semi-finals | Popyrin Al. | Dzumhur D. | 2:1 (4:6, 7:65, 7:5) | details | 04.01.2020 |
Slovakia: Bratislava 2 - Singles - Main |
| 1/16-finals | Popyrin Al. | Novak D. | 1:2 (4:6, 7:5, 4:6) | details | 05.11.2019 |
Switzerland: Basel - Singles - Main |
| 1/16-finals | Popyrin Al. | Fognini F. | 0:2 (2:6, 4:6) | details | 22.10.2019 |
Switzerland: Basel - Singles - Qualification |
| Final | Popyrin Al. | Soonwoo K. | 2:1 (4:6, 6:3, 6:4) | details | 20.10.2019 |
| Semi-finals | Sousa J. | Popyrin Al. | 0:2 (1:6, 4:6) | details | 19.10.2019 |