Fang Guan (Chinese: 房琯; pinyin: Fáng Guǎn; Wade–Giles: Fang Kuan; 697 – September 15, 763[1]), courtesy name Cilü (次律), formally the Duke of Qinghe (清河公), was a Chinese politician during the Tang dynasty, serving as a chancellor during the reigns of Emperor Xuanzong and Emperor Suzong.