Princess Yuan of Lu (died 187 BC), also called
Princess Luyuan, personal name unknown, was a princess of the
Han Dynasty. She was the eldest daughter of the dynasty's founder
Emperor Gaozu and
Empress Lü Zhi. She was an older sister of the Han Dynasty's second ruler,
Emperor Hui. She married
Zhang Ao (張敖), son of Zhang Er (張耳), the king of the vassal state of
Zhao. She had a daughter and a son with Zhang Ao: the former was
Empress Zhang Yan, who married Emperor Hui; the latter was Zhang Yan (張偃), later became the Prince of Lu.