
| NAME | |
|---|---|
| Chinese Name | 公孙延, 公孙延, Gōngsūn Yán |
| Nickname | Father of Liaodong Warlord |
| Other name | Công Tôn Diên |
| INFORMATION | |
| Death Reason | Natural causes |
| FAMILY | |
| Children | |
| Relatives | |
| CAREER | |
| Allegiance | Eastern Han Dynasty |
Biography & Historical Record
Gongsun Yan (公孙延, Công Tôn Diên) was an Eastern Han figure from Xiangping County, Liaodong Commandery (present-day Liaoyang, Liaoning Province) and the father of the regional warlord Gongsun Du (公孙度, Công Tôn Độ). Originally leading a modest life in Liaodong, Gongsun Yan was forced to flee his home district alongside his young son to seek refuge in Xuantu Commandery after fleeing official entanglement.
In Xuantu Commandery, their fortunes changed when Gongsun Yu, the Grand Administrator of Xuantu, took pity on Gongsun Du because his childhood name, Shiba, matched that of Gongsun Yu’s deceased son. Gongsun Yu sponsored Gongsun Du’s education and recommended him into government service. Years later, when Gongsun Du rose to become the Grand Administrator of Liaodong and self-proclaimed Marquis of Liaodong, he honored his father Gongsun Yan and elevated the ancestral prestige of their family line along the northeastern frontier.
Role in Romance of the Three Kingdoms
Chapter 106 (Sima Yi Pretends Illness to Deceive Cao Shuang; Gongsun Yuan Declares Himself King in Liaodong): While Gongsun Yan (公孙延, Công Tôn Diên) is not directly portrayed on the battlefield in the novel, his ancestral heritage forms the foundation of the Gongsun warlord dynasty in Liaodong. The autonomous realm established by Gongsun Du and passed down to Gongsun Kang (公孙康, Công Tôn Khang) and Gongsun Yuan (公孙渊, Công Tôn Uyên) traces its lineage back to Gongsun Yan’s flight to Xuantu.
Gongsun Yan (公孙延) — Historical & Literary Timeline
Late 2nd Century AD
Flight to Xuantu
Flees Liaodong with his son Gongsun Du to escape legal trouble, taking refuge in Xuantu Commandery.
Late 2nd Century AD
Patronage of Gongsun Du
Grand Administrator Gongsun Yu sponsors Gongsun Du’s studies and entry into the Han civil service.
190 AD
Rise of Liaodong Dynasty
Gongsun Du becomes Administrator of Liaodong and establishes an autonomous warlord domain.
238 AD / Ch. 106
Dynastic Legacy
His line governs the northeastern frontier for three generations until Sima Yi’s conquest of Liaodong.
See Sanguozhi 8 (Biography of Gongsun Du) and Gongsun Du.
Key Relationships
Family
- Son Gongsun Du (公孙度, Công Tôn Độ): Warlord who established an independent regime in Liaodong.
- Grandson Gongsun Kang (公孙康, Công Tôn Khang): Administrator of Liaodong who submitted Yuan Shang’s head to Cao Cao.
- Grandson Gongsun Gong (公孙恭, Công Tôn Cung): Administrator of Liaodong deposed by Gongsun Yuan.
- Great-grandson Gongsun Yuan (公孙渊, Công Tôn Uyên): Warlord of Liaodong defeated and executed by Sima Yi in 238 AD.
Friends
- Local gentry and administrative officials of Xuantu and Liaodong commanderies.
Enemies
- Local magistrates and legal authorities in Liaodong whose prosecution forced his flight to Xuantu.
Other
- Gongsun Yu (公孙域, Công Tôn Vực): Grand Administrator of Xuantu who sponsored Gongsun Du out of sympathy.
In Novel
Chapter 106
- Gongsun Yan (公孙延, Công Tôn Diên): Reflected in the historical background of the Liaodong warlord house during Sima Yi (司马懿, Tư Mã Ý)'s campaign against Gongsun Yuan (公孙渊, Công Tôn Uyên). As the father of Gongsun Du (公孙度, Công Tôn Độ), his migration to Xuantu initiated the century-long regional power of the Gongsun family.
In History
Summary
- Gongsun Yan (公孙延, Công Tôn Diên) was the father of Liaodong warlord Gongsun Du who fled from Liaodong to Xuantu Commandery during the Eastern Han dynasty.
Year: 2nd Century AD
- Late Eastern Han: Sanguozhi 8 records Gongsun Yan fleeing official charges to Xuantu with his son Gongsun Du, leading to Gongsun Du's sponsorship by Grand Administrator Gongsun Yu.
Historical Record
- Sanguozhi 8 (Wei Book 8, Biography of Gongsun Du). Chen Shou details Gongsun Yan's exile and his son's subsequent rise to regional power in Liaodong.

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