Emperor Xuan is the name of:
- Emperor Xuan of Han (91 BC–48 BC), Chinese emperor of the Han dynasty.
- Emperor Xuan of Jin (179–251), posthumous title bestowed upon the Cao Wei statesman, general, and regent Sima Yi.
- Emperor Xuan of Western Liang (519–562), Chinese emperor of the Liang dynasty.
- Emperor Xuan of Chen (530–582), Chinese emperor of the Chen dynasty.
- Emperor Xuan of Northern Zhou (559–580), second last emperor of Northern Zhou.