1. Alexis Arguello 2. Floyd Mayweather Jr 3. Flash Elorde 4. Azumah Nelson 5. Manny Pacquiao 6. Julio Cesar Chavez I think? Not too sure after this.
Top 20 super featherweights: modern era - 1960 onwards (title reigns in brackets) 1. Alexis Arguello (1978-80) 2. Floyd Mayweather (1998-2001) 3. Azumah Nelson (1988-93; 1995-97) 4. Manny Pacquiao (2007) 5. Flash Elorde (1960-67) 6. Julio Cesar Chavez (1984-87) 7. Genaro Hernandez (1991-95; 1997-98) 8. Brian Mitchell (1986-91) 9. Alfredo Escalera (1975-78) 10. Tony Lopez (1988-89; 1990-91) 11. Rocky Lockridge (1983-85; 1987-88) 12. Marco Antonio Barrera (2004-2007) 13. Erik Morales (2004) 14. Diego Corrales (1999-2001) 15. Acelino Freitas (1999-2003) 16. Joel Casamayor (2000-02) 17. Ben Villaflor (1972-73; 1973-76) 18. Kuniaki Shibata (1973; 1974-75) 19. Samuel Serrano (1976-80; 1981-83) 20. Cornelius Boza Edwards (1981) Just outside top 20: Bobby Chacon (1982-83) Hector Camacho (1983) Rafael Limon (1982) Rolando Navarette (1981-82)
Alexis Arguello Floyd Mayweather Manny Pacquiao Flash Elorde Azumah Nelson Kid Chocolate Sandy Saddler Alfredo Escalara Julio Cesar Chavez Marco Antonio Barrera Erik Morales Juan Manuel Marquez Samuel Serrano Ben Villaflor Kuniaki Shibata
This is my ATG list btw, my H2H list is Julio Cesar Chavez Floyd Mayweather Alexis Arguello Manny Pacquiao Azumah Nelson Flash Elorde Juan Manuel Marquez Marco Antonio Barrera Erik Morales Kid Chocolate Sandy Saddler Alfredo Escalara Samuel Serrano Ben Villaflor Kuniaki Shibata