Dong District () is a gu in central Busan, South Korea. It was one of the first 6 gu of Busan established in 1957.
Busan Station is located in Dong-gu.
Dong-gu has a status of sister localities with Gwangsan District, Gwangju and Zhifu District, Yantai City, China.
Dong-gu is divided into 4 legal dong, which altogether comprise 17 administrative dong, as follows:
The area is represented in the National Assembly by the West District and East District Busan (South Korean Legislature Constituency)
International schools include:
The district contains a famous staircase, the 168 stairs, that has souvenir shops and tourist attractions along the way.