| Type: | municipality |
| County: | Prahova |
| Official Name: | Câmpina |
| Leader Name: | Ioan-Alin Moldoveanu[1] |
| Leader Party: | Independent |
| Term: | 2020 - 2024 |
| Coordinates: | 45.13°N 25.74°W |
| Elevation: | 426 |
| Area Total: | 24.23 |
| Population Total: | auto |
| Postal Code: | 105600 |
| Area Code: | (+40) 02 44 |
Câmpina (in Romanian; Moldavian; Moldovan pronounced as /ˈkɨmpina/) is a city in Prahova County, Romania, north of the county seat Ploiești, located on the main route between Wallachia and Transylvania. Its existence is first attested in a document of 1503. It is situated in the historical region of Muntenia.
The city is located in the western part of Prahova County, northwest of the county seat, Ploiești. It is situated in a hilly region, at the southern end of the Prahova Valley, on the banks of the river Prahova, in between the rivers Câmpea and Doftana.
Câmpina is crossed by national road DN1, which links Bucharest, to the south, with the northwestern part of the country. The Câmpina railway station (opened in 1879) serves the CFR Main Line 300, which runs parallel to DN1, on the right bank of the Prahova.
Formerly a customs point on the trade route between Transylvania and Wallachia, the town developed at the end of the 19th century and the beginning of the 20th century as an oil extraction and processing center. Between 1897 and 1898, Câmpina was the site of the largest oil refinery in Europe.
Câmpina has a humid continental climate (Cfb in the Köppen climate classification).
There are 5 high schools in Câmpina:
There is also a Police Agents School in Câmpina (Școala de Agenți de Poliție "Vasile Lascăr"), one of the two police agent schools in the country. There are also two sanitary schools, Dr. Dinu Sanitary School and the Louis Pasteur Nursing and Pharma School.
The city is home to the 3rd-division football club FC Unirea Câmpina and to 4th-division football club FCM Câmpina, founded in 1936.