Every Rio Open champion on The Drop Shot — 4 editions from 2023 to 2026, and Tomas Martin Etcheverry won the most recent edition (2026).
Most Rio Open titles on record: Sebastian Baez (2).
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 2026 | Tomas Martin Etcheverry | Alejandro Tabilo | 3-6 7(7)-6(3) 6-4 |
| 2025 | Sebastian Baez | Alexandre Muller | 6-2 6-3 |
| 2024 | Sebastian Baez | Mariano Navone | 6-2 6-1 |
| 2023 | Cameron Norrie | Carlos Alcaraz | 5-7 6-4 7-5 |