Biography
From Anqing 安慶 in ANhui province. He was sent by his family to tonsure at age 9. At 17 (1922) he went to the city Sangha-school, where he studied under Chángxǐng 常惺. In 1925, he went to Minnan Buddhist Seminary 閩南佛學院. After he graduated he stayed on to teach. After a single [?] year, he went to Shanghai to study medicine at Chinese Medical College 中醫學院, and a year later began practicing medicine at Shèngxiān 聖仙 Temple. He learned esoteric Buddhism from Chísòng 持松, who was also living there at the time. In 1952, the two of them went to Jìng'an 靜安 Temple, where Chísòng became abbot and to teach esoteric Buddhism. During the Cultural Revolution, Dùhuán left his robes, but he took them up again after 1979. In 1983, the Shanghai Buddhist Seminary 上海佛學院 was re-formed, and Duhuan taught there. In 1987, he was named abbot of Jìng'an Temple. He died of illness in 1988.
References:
Yú Língbō 于凌波, ed. Xiàndài fójiào rénwù cídiǎn 現代佛教人物辭典 (A Dictionary of Modern Buddhist Persons), 2 vols. (Taipei: Foguang, 2004), 1:747b-748a.