宋代郭知达《九家集注杜诗》是目前见到的保存得最为完整杜诗集注本,也是备受研究者看重的一个本子。本文鉴于该书在杜诗学史上的重要作用,拟从版本流布及书名变化两个方面作一简要述评,以考察《九家集注杜诗》在杜诗学史上的历史流变和重要影响。 Guo Zhida in the Song Dynasty, “Nine Notes Du Fu” is currently the most well preserved Du Fu wrote, but also a book much valued by researchers. In view of the important role of this book in the history of Du poetics, it is proposed to make a brief commentary from two aspects of the edition and the change of title in order to examine the historical changes and important influence of Du Fu in Nine Schools.