Heiser

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


 * Charles Bixler Heiser (1920–2010), American botanist
 * Francis Heiser (died 1952), British priest
 * Gernot Heiser (born 1957), Australian professor
 * Joseph M. Heiser Jr., American general
 * Michael S. Heiser, American scholar and author
 * Rolland V. Heiser, American general
 * Roy Heiser (born 1942), American baseball player
 * Willem Heiser (born 1949), Dutch social scientist