Level, 1 wins each over 2 singles meetings since 2021. Last meeting on 10/05/2023 at Internazionali BNL d'Italia - Rome.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 10/05/2023 | Internazionali BNL d'Italia - Rome | Round 1 | clay | Bublik | 6-3 7-6(4) |
| 27/04/2021 | Millennium Estoril Open - Estoril | Round 1 | clay | Portero | 6-3 6-0 |
| clay | Bublik 1 - 1 Portero |
| 2023 | Bublik 1 - 0 Portero |
| 2021 | Bublik 0 - 1 Portero |
187 wins, 149 losses since 2021 (55.7%).
Last matches: D V V D V
175 wins, 180 losses since 2021 (49.3%).
Last matches: V D D V V
Level, 1 wins each over 2 singles meetings since 2021.
On 10/05/2023, at Internazionali BNL d'Italia - Rome (Round 1): Alexander Bublik won 6-3 7-6(4).