| Champ: |  Jaume Munar |
| Runner: | Pedro Sousa |
| Score: | 7–6(7–3), 6–2 |
| Type: | singles doubles |
| After Name: | Lisboa Belém Open – Men's singles |
See main article: 2020 Lisboa Belém Open.
Roberto Carballés Baena was the defending champion[1] but chose not to defend his title.
Jaume Munar won the title after defeating Pedro Sousa 7–6(7–3), 6–2 in the final.