| Official Name: | Dongshan Township 冬山鄉 |
| Settlement Type: | Rural township |
| Subdivision Type: | Location |
| Subdivision Name: | Yilan County, Taiwan |
| Area Total Km2: | 79.86 |
| Population As Of: | September 2023 |
| Population Total: | 53235 |
| Population Density Km2: | auto |
| Other Name: | Fuyuyama |
Dongshan Township is a rural township in the central part of Yilan County, Taiwan.
Zhenzhu, Bucheng, Sanji, Daxing, Tungcheng, Xianghe, Nanxing, Anping, Dongshan, Taihe, Babao, Wanshan, Zhongshan, Shunan, Yongmei, Wuyuan, Qunying, Qinggou, Lupu, Dean, Guangxing, Guangan, Kelin and Dajin Village.
The main industry in Dongshan Township are agriculture and tourism. In agriculture, tea and pomelo are the specialties for this township. While the tourism industry creates more business in leisure, food and beverages and farm tourism.
The township is accessible by the Dongshan Station of the Taiwan Railway Administration.