Critchfield

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


 * Charles Critchfield (1910–1994), American mathematical physicist at the Los Alamos National Laboratory
 * Jack Critchfield (born 1933), Florida Progress Corporation Chairman
 * James H. Critchfield (1917–2003), American CIA officer
 * Larry Critchfield (1908-1965), NFL player
 * Richard Critchfield, American essayist and MacArthur fellow
 * Russ Critchfield (born 1946), American former basketball player
 * Phil Critchfield (born 1977), American SRE and Firebreather.