章怀太子李贤(654~684),是高宗李治和武则天的次子。永徽五年出生,文明元年卒于四川巴州,时年31岁。神龙二年以雍王的身份迁回长安陪葬于乾陵,景云二年四月被睿宗李旦追赠为“章怀太子”。史料中关于李贤的记载不多,只有寥寥零星的几笔,虽然一生是短暂的,但他在历史上还是一位值得研究的历史人物。本文试着从李贤生平事迹以及太子之位为何被废黜,对他作个深入研究和有个重新认识与评价。 Chapter Prince Li Xian (654 ~ 684), is the second son of Emperor Li Zhi and Wu Zetian. Yong emblem was born five years, the first year of civilization died in Sichuan Bazhou, at the age of 31 years. Dragon two years back to the identity of Yong Wang Chang’an accompany buried in Qianling, King of Clouds in April two years was Ruizong Li Dan chanted as “chapter prince ”. Historical records of Li Xian is not much, only a few sporadic few, although his life is short, but he is still historically worth studying historical figures. This article tries to learn from Li Xian’s life story and why Prince Edward was deposed, to make a thorough study of him and to have a new understanding and evaluation.