| 2022 Open de Oeiras | |
|---|---|
| Date | 28 March–4 April |
| Edition | 5th |
| Surface | Clay |
| Location | Oeiras, Portugal |
| Champions | |
| Singles | |
 Gastão Elias | |
| Doubles | |
| Nuno Borges / Francisco Cabral | |
The 2022 Open de Oeiras was a professional tennis tournament played on clay courts. It was the fifth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Oeiras, Portugal between 28 March and 4 April 2022.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 FRA | |||
 ITA | Gianluca Mager | 99 | 2 |
| ITA | Stefano Travaglia | 113 | 3 |
 BRA | Thiago Monteiro | 116 | 4 |
 CZE | Zdeněk Kolář | 137 | 5 |
| POR | Nuno Borges | 150 | 6 |
| CZE | Vít Kopřiva | 164 | 7 |
| ITA | Alessandro Giannessi | 174 | 8 |
The following players received wildcards into the singles main draw:
Pedro Araújo Tiago Cação João Domingues The following player received entry into the singles main draw as a special exempt:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Luciano Darderi 
Lucas Gerch
Ergi Kırkın Matthieu Perchicot
Noah Rubin Alex Rybakov The following player received entry as a lucky loser:
Gastão Elias def. 
Nino Serdarušić 6–3, 6–4. Nuno Borges / Francisco Cabral def. 
Sanjar Fayziev / 
Markos Kalovelonis 6–3, 6–0.The 2021 Open de Oeiras was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Oeiras, Portugal between 29 March and 3 April 2021.
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