Mid-Southern-Sòng official, zì Zǐyuē 子約, hào Pòsùwēng 樸遫翁 (in some witnesses Pòsùwēng 樸&KR0554;翁); of Dānzhōu Chéngwǔ 單州城武 (modern Shāndōng). Grandson-once-removed (zhū sūn 諸孫) of the Northern-Sòng official Mǎ Mò 馬默 (the Yuányòu party-list proscribed Hùbù shìláng Bǎowéngé dàizhì). Mǎ Chún lived through the fall of the Northern Sòng (1126–1127), made his way south during the Jiànyán migration, eventually entering Southern-Sòng service. By Shàoxīng zhōng (1140s–1150s) he was Jiāngxī cáoshǐ 江西漕使 (transport commissioner of Jiāngxī); at the very beginning of Lóngxīng (1163) he retired with the honorary rank Tàizhōng dàfū and settled at Yuèzhōu’s Táozhū xiāng 陶朱鄉 (modern Shàoxīng, Zhèjiāng), the village named for Fàn Lí (Táozhū gōng). Author of KR3l0120 Táozhū xīnlù 陶朱新錄, a single-juǎn bǐjì-cum-zhìguài preserving Northern-Sòng anecdotes and Jìngkāng refugee stories, with a notable transcription of the Yuányòu jiāndǎng bēi of 1105 that names his ancestor. The Kuàiji zhì preserves his temple-wall poem mocking the monk Zōngáng. CBDB id 1341. Lifedates not securely known; fl. dates given as 1159–1163 in the catalog meta, reflecting his last documented activity in office.