Background
Hartigan, John M. was born on May 6, 1932 in Chicago, Illinois, United States.
Hartigan, John M. was born on May 6, 1932 in Chicago, Illinois, United States.
Bachelor of Science, University Notre Dame, 1955. Juris Doctor, Northwestern University, 1958.
Partner Carroll, Hartigan & Cerney, Ltd., Chicago, from 1959.
Married Mary K. Carroll. 4 children.