Hé Dūn 何敦 (hào Dūn’ān 敦庵; fl. mid-19th c.) was the grandnephew of 何彤園 Hé Tóngyuán; he wrote the Xiánfēng 5 (1855) preface to the family-printed posthumous edition of the Dàfāngmài (KR3eh020).