Lady Dugu (Chinese: 獨孤氏, personal name unknown, fl.544[1] - 590s) was a duchess of the Northern Zhou dynasty. Her husband Li Bing was Duke of Longxi from 554 to 564 and Duke of Tang from 564 to 572. She was the fourth daughter of the Western Wei general Dugu Xin and one of the Dugu sisters.[2]
She was given the posthumous name Empress Yuanzhen (元貞皇后) during the Tang dynasty, after her son Li Yuan ascended the throne.[3]
bingham
was invoked but never defined (see the help page).