Liu Gongquan (simplified Chinese: 柳公权; traditional Chinese: 柳公權; pinyin: Liǔ Gōngquán; Wade–Giles: Liu Kungch'üan) (778–865, during the late Tang Dynasty of China), courtesy name Chengxuan (誠懸), a great Chinese calligrapher. Liu Gongquan was famous for regular script (楷書) especially, who is one of the 4 calligraphic masters of regular script in China. Other three is Yan Zhenqing, Ouyang Xun and Zhao Mengfu.
A minister like Yan of the Tang dynasty, Liu was a native of today's Tongchuan, Shaanxi, a devout Buddhist and follower of Yan's style of writing. Like him an expert of the regular script, Liu's works were imitated for centuries after and he is often referred in unison with his famed predecessor as "Yan-Liu".