Yu Di, courtesy name Yunyuan (允元), formally initially Duke Li of Yan (燕厲公) and later Duke Si of Yan (燕思公), was a Chinese diplomat, military general, politician, and warlord during the Tang dynasty. He was a powerful warlord at the end of the reign of Emperor Dezong but submitted to imperial authority during the reign of Emperor Dezong's grandson Emperor Xianzong.
- Occupation
- diplomat, poet
- Position held
- Chancellor of the Tang dynasty
- Citizenship
- Tang dynasty
- Born
- 701
- Died
- 818
