Zhèng Rǔxié 鄭汝諧 (lifedates not securely recorded; fl. 1187–1194+), zì Shùnjǔ 舜舉, hào Dōnggǔ 東谷, of Chǔzhōu 處州 (modern Lìshuǐ region, southern Zhèjiāng). CBDB id 15326.
Career: passed the jiàoguānkē 教官科 (educational-officer examination, the jìnshì-equivalent for the educational track) — entry-route distinctive from the standard jìnshì. Held Zhī Xìnzhōu 知信州 (Magistrate of Xìnzhōu); summoned as Kǎogōng láng 考功郎 (Examiner of Merit-Records); served as Liǎngzhè yùnfù 兩浙運副 (1187), Jiāngnánxī yùnfù 江南西運副 (1191) — fiscal vice-commissioner posts in eastern and southern Jiāngxī; rose finally to Lìbù shìláng 吏部侍郎 (Vice-Minister of Personnel) per Chén Zhènsūn’s Shūlù jiětí (which the Sìkù editors prefer over the Zhèjiāng tōngzhì’s alternative trajectory ending at Xūnyóugé dàizhì).
Documentary references at Sòng huìyào jígǎo 72.47b and 73.6a; Jiāngxī tōngzhì 11.23b; Xiánchún Línān zhì 50.8b; Zhèjiāng tōngzhì 125.20b.
Within the Kanripo corpus he is the author of KR1a0055 Yì yì zhuàn 易翼傳 — a 2-juan supplementary-commentary on Chéng Yí’s Yì zhuàn (KR1a0016), methodologically self-conscious as a yì (wing) to Chéng’s zhuàn (tradition), with substantive disagreements on Gèn and on Kùn-and-Jǐng hexagrams.
Composed-and-circulated in the late 12th century; Zhēn Déxiù 真德秀 (1178–1235) wrote a now-lost preface for the work.