You can help expand this article with text translated from the corresponding article in Chinese. (December 2020) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Chinese Wikipedia article at [[:zh:長寧公主 (唐中宗之女)]]; see its history for attribution. You may also add the template {{Translated|zh|長寧公主 (唐中宗之女)}} to the talk page. For more guidance, see Wikipedia:Translation.

Princess Changning (Chinese: 長寧公主; pinyin: Chángníng gōngzhǔ; 680 – after 728) was a Chinese princess, the daughter of Emperor Zhongzong of Tang and Empress Wei.^[1] She was known as her father's favourite daughter.^[2] She held significant influence within the court.^[3]

She married Yang Shenjiao [zh]^[4] of Hongnong, Duke Guan (弘農 楊慎交; 675–724), and had issue (two sons and one daughter); she then married Su Yanbo [zh] (蘇彥伯; 687–745) in 728.