《孝經註疏》九卷,唐玄宗注,宋邢昺疏,屬於著名的《十三經註疏》中一種。現存最早的刊本是元泰定三年(1326)刻《十三經註疏》本,後世有翻本。因年代久遠,印本罕見,前代學者在諸翻本有過某些似是而非的結論,一定程度上誤導了今人的研究。本文將在對現存版本進行實物考察的基礎上,重新梳理前人舊說。一、元刻本的概況 “Book of Filial Piety,” nine volumes, Tang Xuanzong Note, Song Xing 昺 sparse, belong to the famous “Thirteen by the Note Shu” in a. The earliest extant edition is Yuntai Ding three years (1326) engraved “Thirteen Annotation” book, later turn over a book. Because of the age, the rare print, the predecessors scholars have had some plausible conclusion in the translation, to some extent, mislead the people of today’s research. This article will review the existing version on the basis of physical examination, to re-sort of predecessors old. First, the moment of the basic situation