後三宮 (Hiō-sam-kiong) (後三宮) 是 (sī)中國 (Tiong-kok)北京 (Pak-kiaⁿ)紫禁城 (Chí-kìm-siâⁿ)內廷 (lāi-têng)中 (tiong)上 (siāng)重要 (tiōng-iàu)的 (ê)3座 (chō)宮殿 (kiong-tiān); 分別 (hun-pia̍t)是乾清宮 (Khiân-chheng-kiong)，交泰殿 (Kau-thài-tiān)佮 (kap)坤寧宮 (Khun-lêng-kiong)。