Zhāng Hú 張弧 was a Táng Daoist-Confucian syncretist thinker. Author of Sùlǚzǐ 素履子 — catalogued in Kanripo both as KR3a0019 (Confucian Rújiā placement, following the SKQS) and as KR5d0050 (Daoist placement). The official title given on the work itself is Court Gentleman for Trial in the Bureau of Metropolitan Affairs (將仕郎試大理寺評事 Jiāngshìláng shì Dàlǐsì píngshì); his native place is unrecorded. He has no biography in either Táng history. Cháo Yuèzhī 晁說之 (Sòng) attributed to him the forgery of the received Zǐxià Yìzhuàn 子夏易傳 (KR1a0001), one of the major Yìjīng spurious transmissions. CBDB id 400699 carries no dates.