St. Eleutherius of Nicomedia (died 303) was a soldier who was martyred under Diocletian.
He was accused of trying to burn the palace of Diocletian.
[1] He was burned to death after being tortured alongside his companions.
[2] A large number of Christians were martyred alongside Eleutherius through various means, including fire and drowning.
[1] This ancient Roman biographical article is a stub.