| Official Name: | Owendo |
| Other Name: | Ovendo |
| Pushpin Map: | Gabon |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Gabon |
| Subdivision Type: | Country |
| Subdivision Name: |  Gabon |
| Subdivision Name1: | Estuaire Province |
| Subdivision Type2: | Department |
| Unit Pref: | Imperial |
| Population As Of: | 2013 Census |
| Population Total: | 79,300 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 0.2833°N 9.5°W |
Owendo is a port city in Gabon, forming a south western suburb of Libreville.
In 1978, the Trans-Gabon Railway was connected to the city.[1]
In 2023, Fortescue Metals Group signed a deal to mine iron ore at Belinga using road and rail to reach the port of Owendo. Initially about 2m tonnes of ore would be carried.
Owendo has a cement works.