Machen is a surname often but not always of Welsh origin (derived from the town Machen). Notable people with the surname include:

• Alwyn Machen (1901–1960), British trade union leader
• Arthur Machen (1863–1947), Welsh author and mystic, best known for his supernatural, fantasy and horror fiction
• Bernie Machen (born 1944), American academic, President of the University of Utah (1999–2003) and of the University of Florida (from 2003)
• Eddie Machen (1932–1972), American boxer
• Hervey Machen (1916–1994), U.S. Representative from Maryland 1965–69
• John Gresham Machen (1881–1937), American Presbyterian theologian
• Lewis H. Machen (1871–1927), American politician from Virginia
• Ronald Machen (born 1969), American lawyer, U..S. Attorney for the District of Columbia 2010–15
• Thomas Machen (c. 1541–1614), English merchant who was three times mayor of Gloucester
• William H. Machen (1832–1911), Dutch painter and teacher who relocated to America
• Willis Benson Machen (1810–1893), U.S. Senator from Kentucky 1872–73

• Machen (disambiguation)
• Machin (disambiguation)
• Franz Machon (1918–1968), German submariner
• Mackem, an informal name for a person from Sunderland, England; and for the local accent, and for a follower of the local football team

Surname list

This page lists people with the surname Machen.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.