[K’o Chiu-ssu; zi Jingzhong, hao Zhouqiu Sheng]
(b Tiantai, Zhejiang Province, 1290; d Suzhou, Jiangsu Province, 1343). Chinese calligrapher, painter, connoisseur and collector. He was appointed connoisseur to the imperial art collection housed at the newly constructed Kuizhang Pavilion in Beijing in 1330, by the Yuan emperor Wenzong (reg 1330–32). He was given the title of Master Connoisseur of Calligraphy, and was responsible for the verification of all the painting and calligraphy that entered the collection. After the death of Wenzong in 1332, Ke retired to Suzhou, where he spent the rest of his life.
Ke owned a large collection of painting and calligraphy and was often asked to authenticate works and write inscriptions. His calligraphy appears on paintings such as Lowland with Trees (handscroll, ink on paper, n.d.; New York, John M. Crawford jr priv. col.) attributed to Guo Xi, Early Autumn (handscroll, ink and colour on paper, 267×1020 mm, n.d.; Detroit, MI, Inst. A.) by ...