Queen Jeonghui or Queen Jung-Hee (Hangul:????, Hanja:????) (8 December 1418 – 6 May 1483), also known as Queen Dowager Jaseong (?????), was Queen Consort to King Sejo of Joseon and the mother of Sejo's successor King Yejong of Joseon.
Following her husband's death in 1468, she served as regent for her weak son from 1468 to 1469 and co-regent for her young grandson from 1469 to 1477, along with her daughter-in-law, Grand Queen Dowager Insu.