List of Famous people named Henry

Henry Joy McCracken was a leading member in the north of Ireland of the republican Society of the United Irishmen. He sought to ally the largely Presbyterian movement with the Catholic Defenders, and in 1798 to lead their combined forces in Antrim against the British Crown. Following the defeat and dispersal of the rebels under his command, McCracken was court-martialled and executed in Belfast.

Henry Laurence Gantt was an American mechanical engineer and management consultant who is best known for his work in the development of scientific management. He created the Gantt chart in the 1910s.

Sir Henry Paulet St John, 2nd Baronet (1737–1784), was a British politician who sat in the House of Commons from 1772 to 1780.

Henry Pomeroy Davison Sr. was an American banker and philanthropist.

Henry P. McKean, Jr. is an American mathematician at New York University. He works in various areas of analysis. He obtained his PhD in 1955 from Princeton University under William Feller.