What is "zahm"

Zahm is a surname. Notable people with the surname include:

• Albert Francis Zahm (1862–1954), aeronautical experimenter, professor, and aeronautical division chief of U.S. Library of Congress
• Charlie Zahm, American singer and player of Celtic, maritime and traditional American music
• John Augustine Zahm (1851–1921), Holy Cross priest, author, scientist, and South American explorer
• Lewis Zahm, Union Civil War officer from Ohio who was commissioned a colonel on August 6, 1861, for organizing the 3rd Ohio Cavalry
• Olivier Zahm (born 1964), French art critic, curator, fashion editor, art director and photographer