Grennan, Cynthia was born on January 4, 1938 in Sterling, Illinois, United States. Daughter of Francis John and Elza (Pippert) G. Bachelor of Science, Illinois State University, 1959.
Bachelor of Science, Illinois State University, 1959. Master of Arts, Arizona State University, 1964.
Teacher Palatine School District, Illinois, 1959—1961, Chandler School District, Arizona, 1961—1964, Anaheim Union High School District, California, 1964—1967, counselor, 1972—1976, psychologist, 1972—1976, assistant principal to assistant superintendent, 1976—1979, superintendent, since 1979. State superintendent committee Association California School Administrators, Burlingame, California, since 1984.