Northern-Sòng official, son of Yú Jìng 余靖 (1000–1064), of Sháozhōu Qǔjiāng 韶州曲江. Held the office of Túntián yuánwàiláng 屯田員外郎. Edited his father’s collection Wǔxī jí KR4d0023 (20 juǎn) shortly after Yú Jìng’s death in 1064, with preface by Zhōu Yuán. CBDB id 536867 (no lifedates recorded; index year 1027 — likely a flawed CBDB record, more probably born ca. 1030–1040 to be a working yuánwàiláng in the 1060s).