Ælfheah is a given name. Notable people with the name include:

• Ælfheah of Canterbury (died 1012), martyred Saint and Archbishop of Canterbury
• Ælfheah the Bald (died 951), Saint, and the first Bishop of Winchester
• Alphege of Wells (died c. 937), third Bishop of Wells
• Elphege of Lichfield (died 1012–1014), Anglo-Saxon Bishop of Lichfield
• Ælfheah, Ealdorman of Hampshire, brother of Ælfhere, Ealdorman of Mercia