KE, ke, and variations may refer to:
Ketamine is a medication mainly used for starting and maintaining anesthesia. It induces a trance-like state while providing pain relief, sedation, and memory loss.
Kentucky ( (listen) kən-TUK-ee), officially the Commonwealth of Kentucky, is a state located in the east south-central region of the United States.
Kelly Brianne Clarkson (born April 24, 1982) is an American singer, songwriter, and television personality.
Keanu Charles Reeves ( kee-AH-noo; born September 2, 1964) is a Canadian actor, director, producer, and musician.
Keith Lionel Urban (born 26 October 1967) is a New Zealand and American singer, songwriter and record producer well-known for his work in country music.
The ketogenic diet is a high-fat, adequate-protein, low-carbohydrate diet that in medicine is used primarily to treat difficult-to-control (refractory) epilepsy in children.