Jamie Dimon Full Name: James Dimon Profession: CEO of JPMorgan Chase Nationality: American Biography: Chairman and chief executive of JPMorgan Chase, the largest of the Big Four American banks. Dimon became CEO in 2005 and Chairman and President in 2006. Born: March 13, 1956 Birthplace: New York City, New York, USA Age: 66 years old Generation: Baby Boomer Chinese Zodiac: Monkey Star Sign: Pisces Historical Events 2005-12-31 Jamie Dimon named as CEO of JPMorgan Chase Famous Financiers Bernie Madoff Doc Durant J. P. Morgan John D. Rockefeller Jr Meyer Lansky Muhammad Yunus