| Dongshan Shouchu | |
| Birth Date: | ? |
| Birth Place: | China |
| Death Date: | 900 |
| Religion: | Buddhism |
| School: | Ch'an |
| Ch'an-shih | |
| Predecessor: | Yunmen Wenyan |
Dongshan Shouchu (; Japanese: Tozan Shusho) (died 900) was a Chinese Zen teacher and an heir to Yunmen Wenyan.[1] Dongshan is the subject of Case 18 "Three Pounds of Flax" in The Gateless Barrier, a collection of koans authored by the Chan master Wumen Huikai in 1228.[2]