[2] In 1993, Chronopoulos left San Diego State to sign with Greek First Division club Panionios.
On February 7, 1996, the New England Revolution of Major League Soccer selected Chronopoulos in the fifth round (forty-fifth overall) of the 1996 Inaugural Draft.
[3] On May 24, 2002, the Revs sent Chronopoulos, Andy Williams, and Mamadou Diallo to the MetroStars in exchange for Daniel Hernandez, Diego Serna and Brian Kamler.
[6] Chronopoulos earned one cap with the U.S. national team, taking part in a 2–1 win over Israel on June 17, 1997.
In 2013 he and Dan Calichman filed a lawsuit against Chivas USA arguing that they were fired because they were not Latino and did not speak Spanish.