Julio César González has eight losses against six opponents on his boxing record. For a list of González's best fights, refer to "Best fights of Julio César González".
On September 30, 2011 Julio César González faced off against Felipe Romero in a cruiserweight bout at age 35. He was coming in with a record of 41-8 (25). González lost the fight via 12-round unanimous decision.
On August 7, 2010 Julio César González faced off against Felipe Romero in a cruiserweight bout at age 34. He was coming in with a record of 41-7 (25). González lost the fight via 12-round unanimous decision.
On August 8, 2008 Julio César González faced off against Tavoris Cloud at age 32. He was coming in with a record of 41-6 (25), and Cloud was 26 years old and with a record of 18-0 (17). González lost the fight via 10th-round TKO.
On February 23, 2008 Julio César González faced off against Reggie Johnson in a light-heavyweight bout at age 31. He was coming in with a record of 41-5 (25), and Johnson was 41 years old and with a record of 43-7-1 (25). González lost the fight via 12-round split decision.
On September 29, 2007 Julio César González fought Clinton Woods in a light-heavyweight world-title fight for Woods' IBF title. González was 31 years old and with a record of 41-4 (25), and Woods was 35 years old and with a record of 40-3-1 (25). González lost the fight via 12-round unanimous decision.
On September 9, 2005 Julio César González fought Clinton Woods in a light-heavyweight world-title fight for Woods' IBF title. González was 29 years old and with a record of 38-3 (23), and Woods was 33 years old and with a record of 37-3-1 (24). González lost the fight via 12-round unanimous decision.
On January 17, 2004 Julio César González met Zsolt Erdei in a light-heavyweight (WBO) world-title defense fight. González was 27 years old and with a record of 35-2 (22), and Erdei was 29 years old and with a record of 18-0 (13). González lost the fight via 12-round unanimous decision and lost the title.
On July 28, 2001 Julio César González fought Roy Jones Jr. in a light-heavyweight world-title fight for the WBA (Super), WBC and IBF titles. González was 24 years old and with a record of 27-1 (17), and Jones Jr. was 32 years old and with a record of 44-1 (36). González lost the fight via 12-round unanimous decision.