2026 Oeiras Indoors – Doubles
| Doubles | |
|---|---|
| 2026 Oeiras Indoors | |
| Champions | Cleeve Harper David Stevenson |
| Runners-up | Francisco Rocha Tiago Torres |
| Score | 6–3, 3–6, [12–10] |
Liam Draxl and Cleeve Harper were the defending champions but only Harper chose to defend his title, partnering David Stevenson. He successfully defended his title after defeating Francisco Rocha and Tiago Torres 6–3, 3–6, [12–10] in the final.