| Type: | neighbourhood |
| Province: | Mersin |
| District: | Tarsus |
| Olukkoyağı | |
| Population Total: | 566 |
| Population As Of: | 2022 |
| Coordinates: | 37.2333°N 75°W |
| Elevation M: | 1005 |
| Area Code: | 0324 |
Olukkoyağı is a neighbourhood in the municipality and district of Tarsus, Mersin Province, Turkey.[1] Its population is 566 (2022).[2] It is situated in the Toros Mountains. Its distance to Tarsus is and its distance to Mersin is . There is a trout farm in the location named Papazınbahçesi for production of a trout species named salma trıutta.[3]