Qīngyuán Xíngsī (青原行思; Japanese: Seigen Gyōshi; d. 740) was a patriarch of Zen Buddhism. Three of the Five Houses of classical Ch'an developed out of his Lineage: the Caodong, Yunmen, and Fayan.
| Buddhist titles | ||
|---|---|---|
| Preceded by Dajian Huineng |
Sōtō Zen patriarch | Succeeded by Shitou Xiqian |