Spanos, the son of Greek immigrants, was born in Sept. 28, 1923 in Stockton, California. When he was 8 he began working in his father's bakery before and after school, KSWB reported. He became a billionaire, flourishing in construction and real estate, ESPN reported.
Spanos purchased 60 percent of the Chargers in August 1984 from majority owner Eugene Klein for $70 million, and at the time of his death owned 97 percent of the team, ESPN reported.
Spanos saw his team reach Super Bowl XXIX in Miami after the 1994 season; the Chargers lost 49-26 to the San Francisco 49ers.
Spanos' wife of 70 years, Faye Spanos, died in August at 92, the Union-Tribune reported. He is survived by his four children, Dean, Dea Spanos Berberian, Alexis Spanos Ruhl and Michael; 15 grandchildren; and 12 great-grandchildren.