| Type: | ATP Challenger |
| Oeiras Indoors | |
| Current: | 2024 Oeiras Indoors |
| Event Name: | Oeiras Indoors |
| Location: | Oeiras, Portugal |
| Category: | ATP Challenger Tour |
| Surface: | Hard |
The Oeiras Indoors is a professional tennis tournament played on hard courts. It is currently part of the Association of Tennis Professionals (ATP) Challenger Tour. It was first held in Oeiras, Portugal in 2023.[1]
| Year | Champion | Runner-up | Score | |
|---|---|---|---|---|
 Joris De Loore | 6–3, 6–2 | |||
 Arthur Fils | 6–1, 7–6(7–4) | |||
 Maks Kaśnikowski | 7–6(7–1), 4–6, 6–3 | |||
| Leandro Riedi | 7–6(8–6), 6–2 |
| Year | Champions | Runners-up | Score | |
|---|---|---|---|---|
 Victor Vlad Cornea Petr Nouza | 6–3, 7–6(7–3) | |||
| Sander Arends David Pel | 6–3, 7–6(7–3) | |||
 Jay Clarke Marcus Willis | 6–4, 6–7(9–11), [10–3] | |||
| Karol Drzewiecki Piotr Matuszewski | 6–3, 6–4 |