122 - 126 lbs Featherweight Alexis Arguello VS Billy Costello
1986-02-09 Lawlor Events Center, Reno, Nevada, USA
Alexis Arguello
122 - 126 lbs Featherweight 135–140 lbs Super Lightweight Alexis Arguello VS Pat Jefferson
1985-10-25 Sullivan Arena, Anchorage, Alaska, USA
135–140 lbs Super Lightweight Alexis Arguello VS Aaron Pryor 2
1983-09-09 Caesars Palace, Las Vegas, Nevada, USA WBA World light welterweight title
135–140 lbs Super Lightweight Alexis Arguello VS Aaron Pryor 1
1982-11-12 Orange Bowl, Miami, Florida, USA WBA World light welterweight title
135–140 lbs Super Lightweight Alexis Arguello VS Kevin Rooney
1982-07-31 Ballys Park Place Hotel Casino, Atlantic City, New Jersey, USA
130–135 lbs Lightweight Alexis Arguello VS Andy Ganigan
1982-05-22 The Aladdin, Las Vegas, Nevada, USA WBC lightweight title
130–135 lbs Lightweight Alexis Arguello VS Roberto Elizondo
1981-11-21 Showboat Hotel & Casino, Las Vegas, Nevada, USA WBC lightweight title
130–135 lbs Lightweight Alexis Arguello VS Ray Mancini
1981-10-03 Ballys Park Place Hotel Casino, Atlantic City, New Jersey, USA WBC lightweight title
130–135 lbs Lightweight Alexis Arguello VS Jim Watt
1981-06-20 Empire Pool, Wembley, London, United Kingdom WBC lightweight title
135–140 lbs Super Lightweight Alexis Arguello VS Jose Luis Ramirez
1980-11-14 Jai Alai Fronton, Miami, Florida, USA