Here is a list of Argüello's best fights. For a list of Argüello's losses, refer to "Alexis Argüello Losses".
On June 20, 1981 Alexis Argüello fought Jim Watt in a lightweight world-title fight for Watt's WBC and The Ring titles. Argüello was 29 years old and with a record of 67-5 (54), and Watt was 32 years old and with a record of 38-7 (27). Argüello won the fight via 15-round unanimous decision and is crowned the new lightweight world champion.
On November 23, 1974 Alexis Argüello fought Rubén Olivares in a featherweight world-title fight for Olivares' WBA title. Argüello was 22 years old and with a record of 36-4 (30), and Olivares was 27 years old and with a record of 78-4-1 (70). Argüello stopped Rubén Olivares via 13th-round KO and is crowned the new featherweight world champion.
On January 20, 1980 Alexis Argüello met Ruben Castillo in a super-featherweight (WBC) world-title defense fight. Argüello was 27 years old and with a record of 61-5 (51), and Castillo was 22 years old and with a record of 43-0 (21). Argüello stopped Ruben Castillo via 11th-round TKO and successfully defended his title.
On October 3, 1981 Alexis Argüello met Ray Mancini in a lightweight (WBC and The Ring) world-title defense fight. Argüello was 29 years old and with a record of 68-5 (55), and Mancini was 20 years old and with a record of 20-0 (15). Argüello stopped Ray Mancini via 14th-round TKO and successfully defended his titles.
On November 16, 1979 Alexis Argüello met Bobby Chacon in a super-featherweight (WBC) world-title defense fight. Argüello was 27 years old and with a record of 60-5 (50), and Chacon was 27 years old and with a record of 42-4-1 (36). Argüello stopped Bobby Chacon via 7th-round retirement and successfully defended his title.
On April 27, 1980 Alexis Argüello met Rolando Navarrete in a super-featherweight (WBC) world-title defense fight. Argüello was 28 years old and with a record of 63-5 (52), and Navarrete was 23 years old and with a record of 36-6-3 (19). Argüello stopped Rolando Navarrete via 4th-round retirement and successfully defended his title.
On November 24, 1973 Alexis Argüello faced off against José Legrá at age 21. He was coming in with a record of 30-3 (25), and Legrá was 30 years old and with a record of 129-10-4 (49). Argüello stopped José Legrá via TKO.
On November 14, 1980 Alexis Argüello faced off against José Luis Ramírez at age 28. He was coming in with a record of 65-5 (53), and Ramírez was 21 years old and with a record of 67-2 (57). Argüello won the fight via 10-round split decision.
On June 3, 1978 Alexis Argüello met Diego Alcala in a super-featherweight (WBC) world-title defense fight. Argüello was 26 years old and with a record of 56-4 (47). Argüello stopped Diego Alcala via 1st-round KO and successfully defended his title.
On May 31, 1975 Alexis Argüello, the WBA champion, met Rigoberto Riasco, the The Ring champion, in a featherweight world-title unification fight. Argüello was 23 years old and with a record of 39-4 (32). Argüello stopped Rigoberto Riasco via 2nd-round TKO and is crowned the unified WBA and The Ring champion.