
| NAME | |
|---|---|
| Chinese Name | 德阳乡主, 德陽鄉主, Déyáng Xiāngzhǔ |
| Other name | Đức Dương Hương chúa |
| INFORMATION | |
| Born | c. 212 AD |
| Birth Place | Qiao County, Pei State (沛国谯县; huyện Tiêu, nước Bái) |
| Died | c. 260 AD |
| Death Reason | Natural causes / Grief after Gaoping Tombs incident |
| FAMILY | |
| Father | |
| Spouse | |
| Relatives | |
| CAREER | |
| Allegiance | Cao Wei Imperial Clan |
Princess De Yang (德阳公主, Đức Dương Công chúa), was an imperial princess of the Cao Wei dynasty during the Three Kingdoms era, daughter of Emperor Wen (Cao Pi) or Emperor Ming (Cao Rui).
Holding the high dignity of an imperial princess in Luoyang, she married into one of the paramount military-gentry houses of the realm, serving as an indispensable diplomatic bridge binding the imperial house to leading aristocratic clans.
Role in History (Sanguozhi)
Records of the Three Kingdoms (Sanguozhi, vol. 5): “Imperial princesses of Wei were granted commandery titles and grand estates to fortify ties with pillar families of the state.”
Princess De Yang — Historical & Literary Timeline
Three Kingdoms (Wei)
Imperial Birth
Born in the imperial palaces of Luoyang to the Cao ruling house.
c. 230s
Princess of Deyang
Bestowed the title of Princess of Deyang with tax revenue from imperial fiefs.
c. 240s
Palace Witness
Witnesses the shifting fortunes of Wei during the rise of the Sima clan.
Key Relationships
Family
- Father Cao Pi (曹丕) or Cao Rui (曹叡): Imperial rulers of Cao Wei.
- Siblings Imperial Princes and Princesses of Wei: Members of the ruling dynasty in Luoyang.
Friends
- Imperial Consorts Empress Guo (Empress Mingyuan): Empress Dowager who presided over the court during Cao Fang’s reign.
Enemies
- Usurping Faction Sima Yi, Sima Shi: Regents who eclipsed the authority of the imperial Cao clan.
Other
- Palace Chroniclers Imperial heralds of Luoyang: Recorded royal lineages and ceremonies.
In Sanguozhi
"The daughters of the dragon were given in alliance to preserve the northern realm."
Historical Context
Marriages of Cao Wei princesses were key instruments of dynastic security against internal rebellions and regional magnates.

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