Koontz (surname)

Koontz is the surname of the following notable people:
 * Charley Koontz (born 1987), American actor
 * Dean Koontz (born 1945), American author
 * Elizabeth Duncan Koontz (1919–1989), African-American educator
 * Harold Koontz (1909–1984), American business consultant
 * Joe Koontz (born 1945), American football player
 * Lawrence L. Koontz, Jr. (born 1940), Senior Justice of the Supreme Court of Virginia
 * Robin Koontz (born 1954), American children's book author and illustrator
 * Roscoe L. Koontz (1922–1997), American health physicist
 * Stephe Koontz, American politician
 * William Henry Koontz (1830–1911), member of the U.S. House of Representatives