Lou Del Valle vs. Roy Jones Jr. was a professional boxing match contested on July 18, 1998, for the WBA light heavyweight championship.

Del Valle, a former sparring partner to Jones, had won the WBA belt in September 1997 (which had been vacated by Lineal champion Dariusz Michalczewski in July) by stopping Eddy Smulders of the Netherlands in the eighth round.

[8] Jones would dominate the action, using his speed to out boxed the champion, landed frequently to the body.

In the 8th a quick counter right left combination sent Jones down for the first time in his career, he made it to his feet and didn't not appear badly hurt.

[9][10] HBO's unofficial ringside scorer Harold Lederman scored the fight 118–109 for Jones.