Umayyah ibn Khalaf ibn Safwan was a Meccan Arab, a leading member of the Quraish and head of the of Bani Jumah. He was an opponent of the Muslims led by Muhammad and is best known as the master of Bilal ibn Ribah, a slave he tortured for converting to Islam.
Other transliterations of the name in include Umayya, Umaiiya and Umaiya.