Here is a list of González's best fights. For a list of González's losses, refer to "Julio César González Losses".
On October 18, 2003 Julio César González fought Dariusz Michalczewski in a light-heavyweight world-title fight for Michalczewski's WBO title. González was 27 years old and with a record of 35-1 (22), and Michalczewski was 35 years old and with a record of 48-0 (38). González won the fight via 12-round split decision and is crowned the new light-heavyweight world champion.
On December 18, 2004 Julio César González faced off against David Telesco at age 28. He was coming in with a record of 37-2 (23), and Telesco was 36 years old and with a record of 29-4-1 (24). González stopped David Telesco via TKO.
On January 24, 2003 Julio César González faced off against Glen Johnson at age 26. He was coming in with a record of 32-1 (21), and Johnson was 34 years old and with a record of 38-8 (27). González won the fight via 10-round majority decision.