At age seven, he underwent high-risk brain surgery that saved his life but left him partially deaf in one ear.

Unlike his father, Sonny never joined "The Outfit" or engaged in organized crime. He spent his adult life working various legitimate jobs, including as an apprentice printer, tire distributor, and used car salesman.

Albert Francis "" Capone (1918–2004) was the only child of the notorious Chicago mob boss Al Capone. While his father built an empire on organized crime, Sonny lived a life defined by a quiet, conscious rejection of that legacy. Early Life and Health

He attended the University of Notre Dame and eventually earned his bachelor’s degree from the University of Miami in 1941. A Life of Normalcy

Despite his father's public reputation as "Public Enemy No. 1," personal letters reveal a softer family dynamic. While imprisoned at Alcatraz, Al Capone wrote affectionate letters to Sonny, signing them "Love & Kisses, Your Dear Dad" and encouraging him not to let anything "get you down". Sonny remained close to his family but moved to the West Coast to find anonymity and raise his own family away from the Chicago underworld.