Guilherme Barbieri Renner leads 2 to 0 over 2 singles meetings since 2026. Last meeting on 11/10/2026 at M15 Maringa.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 11/10/2026 | M15 Maringa | Qualifying 1 | clay | Renner | |
| 20/09/2026 | M15 Curitiba | Qualifying 1 | clay | Renner |
| clay | Messa 0 - 2 Renner |
| 2026 | Messa 0 - 2 Renner |
5 wins, 17 losses since 2021 (22.7%).
Last matches: D D D V D
7 wins, 5 losses since 2021 (58.3%).
Last matches: D V V V V
Guilherme Barbieri Renner leads 2 to 0 over 2 singles meetings since 2026.
On 11/10/2026, at M15 Maringa (Qualifying 1): Guilherme Barbieri Renner won.