尤憲庚
Yóu Xiàngēng 尤憲庚 (late Qīng), physician from Tōngxǔ 通許 county, Hénán; practised at the Qǐxiàn 杞縣 City God Temple. Teacher of 翟竹亭 Zhái Zhútíng (b. 1875), in whose biographical preface to KR3ep104 Húyuè cūnsǒu yīàn he is credited with instructing Zhái in pulse-theory and acupuncture during a five-year apprenticeship begun at age 16.