Stadium: Central Court Round: 25 Ground: Clay
| Davis Cup | 2020/03/06 11:00 | Fabio Fognini v Duckhee Lee | 6-0,6-3 |
| Challenger Launceston | 2020/02/05 23:00 | Borna Gojo v Duckhee Lee | 6-7,6-2,7-5 |
| Challenger Launceston | 2020/02/04 23:00 | Calum Puttergill v Duckhee Lee | 4-6,1-6 |
| Challenger Burnie | 2020/01/30 08:00 | Alex Bolt v Duckhee Lee | 6-3,6-2 |
| Challenger Burnie | 2020/01/29 03:15 | Evan King v Duckhee Lee | 4-6,3-6 |
| Challenger Bangkok 2 | 2020/01/20 04:35 | Duckhee Lee v Mukund Sasikumar | 1-6,3-6 |
| Australian Open | 2020/01/16 23:00 | Quentin Halys v Duckhee Lee | 6-3,6-4 |
| Australian Open | 2020/01/15 02:00 | Duckhee Lee v Alessandro Giannessi | 2-6,7-5,7-6 |
| Challenger Maia | 2020/11/28 14:30 | Tiago Cacao v Altug Celikbilek | 4-6,3-6 |
| ITF M15 Benicarlo | 2020/11/26 14:40 | Tiago Cacao v Kenny de Schepper | 1-6,3-6 |
| ITF M15 Benicarlo | 2020/11/25 08:55 | Tiago Cacao v Mathys Erhard | 6-7,6-3,6-4 |
| ITF M15 Villena | 2020/11/18 10:05 | Tiago Cacao v Diego A B Sanchez | 4-6,2-6 |
| ITF M15 Quinta Do Lago | 2020/11/04 11:35 | Sebastian Fanselow v Tiago Cacao | 6-3,6-1 |
| ITF M25 Vale Do Lobo | 2020/10/29 12:30 | Gastao Elias v Tiago Cacao | 6-1,6-4 |
| ITF M25 Vale Do Lobo | 2020/10/27 12:00 | Tiago Cacao v Viktor Durasovic | 4-6,6-3,6-3 |
| Challenger Lisbon | 2020/10/10 14:25 | Tiago Cacao v Borna Gojo | 3-6,2-6 |