Hitachi Province

 was an old province of Japan in the area of Ibaraki Prefecture. It was sometimes called . Hitachi Province bordered on Iwashiro, Iwaki, Shimōsa, and Shimotsuke Provinces.
The ancient provincial capital and temple were located near modern Ishioka and have been excavated, while the chief shrine was further east at Kashima. In the Sengoku period the area was divided among several "daimyōs", but the chief castle town was usually the modern city of Mito.