Featherweight
| Number | Champion | Reign |
|---|---|---|
| 1 | Kid Chocolate | 1933 - |
| 2 | Freddie Miller | 1935 - May 11, 1936 |
| 3 | Petey Sarron | May 11, 1936- October 29, 1937 |
| 4 | Henry Armstrong | October 29, 1937 - December 5, 1938 (Vacated) |
| 5 | Joey Archibald (beat Leo Rodak) | April 18, 1939 - May 20, 1940 |
| 6 | Harry Jeffra | May 20, 1940 - May 12, 1941 |
| 7 | Joey Archibald | May 12, 1941 - September 11, 1941 |
| 8 | Chalky Wright | September 11, 1941 - November 20, 1942 |
| 9 | Willie Pep | November 20, 1942 - October 29, 1948 |
| 10 | Sandy Saddler | October 29, 1948 - February 11, 1949 |
| 11 | Willie Pep | February 11, 1949 - September 8, 1950 |
| 12 | Sandy Saddler | September 8, 1950 - January 21, 1957 (Retired) |
| 13 | Hogan Bassey (beat Cherif Hamia) | June 24, 1957 - March 18, 1959 |
| 14 | Davey Moore | March 18, 1959 - March 21, 1963 |
| 15 | Sugar Ramos | March 21, 1963 - September 26, 1964 |
| 16 | Vicente Saldivar | September 26, 1964 - October 14, 1967 (Retired) |
| 17 | Johnny Famechon (beat José Legrá) | January 21, 1969 - May 9, 1970 |
| 18 | Vicente Saldivar | May 9, 1970 - December 11, 1970 |
| 19 | Kuniaki Shibata | December 11, 1970 - May 19, 1972 |
| 20 | Clemente Sanchez | May 19, 1972 - December 16, 1972 (Vacated) |
| 21 | Alexis Argüello (beat Rigoberto Riasco) | May 31,1976 - June 20, 1977 (Vacated/Moved to Junior Lightweight) |
| 22 | Danny Lopez (beat Roberto Castañón) | March 10, 1979 - February 2, 1980 |
| 23 | Salvador Sánchez | February 2, 1980 - August 12, 1982 (Died in car accident) |
| 24 | Eusebio Pedroza (Awarded title by The Ring) | September 22, 1982 - June 8, 1985 |
| 25 | Barry McGuigan | June 8, 1985 - June 23, 1986 |
| 26 | Steve Cruz | June 23, 1986 - March 6, 1987 |
| 27 | Antonio Esparragoza | March 6, 1987 - March 2, 1989 (The Ring stopped recognizing champs) |
| 28 | Marco Antonio Barrera (beat Erik Morales) | June 22, 2002 - November 15, 2003 |
| 29 | Manny Pacquiao | November 15, 2003 - March 19, 2005 (Moved up to Junior Lightweight) |
Read more about this topic: List Of The Ring World Champions