Age 82, of Phoenix passed away on January 18, 2015. Arnie was born January 16, 1933. He grew up in Highland Park, NJ and graduated from the University of Notre Dame in 1954. He later graduated from Hahnemann Medical College in 1958. Arnie served his internship at Hahnemann Medical College in 1959. He went on to Pensacola, FL where he earned his wings to fly, becoming a Flight Surgeon for the United States Army. Dr. DeMarco had his private practice in general surgery in Somerville, NJ from 1966 to 1972. He later relocated to Kingman, AZ where he continued his private practice from 1973 – 1985. Thereafter, he went into Industrial Medicine in Phoenix. His medical career concluded working for M.E.P.S. (Military Entrance Processing Station). He was a member of the Arizona Medical Society. Important to Dr. DeMarco were his wife, children and grandchildren, Notre Dame, Baseball, dogs, horses and golf. He is survived by his wife of 55 years, Arlene, brother Joseph DeMarco of North Brunswick, NJ, children Nicky, Donna, Arnold Jr., grandsons Justin and Jaggar, daughter-in-law Debra DeMarco, nieces Diana Battaglia, Denise DeMarco-Crutchley and nephew Anthony DeMarco. A visitation will be held from 5:00 – 8:00 pm, with a Scripture Service at 7:00 pm, Sunday, January 25, 2015 at Whitney & Murphy Funeral Home, 4800 E. Indian School Road. A Funeral Mass will be celebrated at 10:30 am, Monday, January 26, 2015 at St. Thomas the Apostle Catholic Church, 2312 E. Campbell Avenue, Phoenix. Interment will follow at Paradise Memorial Gardens Cemetery at 92nd Street and Shea Blvd. in Scottsdale. In lieu of flowers, please make a donation to the Arizona Humane Society or St. Vincent de Paul Society.