The Ring Heavyweight Championship

Title lineage

1. Defended Regular title
   Oleksandr Usyk def. Rico Verhoeven Winner Defense #5

   May 23, 2026 · TKO (11 (12), 2:59)

   Usyk vs Verhoeven
2. Defended Regular title
   Oleksandr Usyk def. Daniel Dubois Winner Defense #4

   July 19, 2025 · KO (5 (12), 1:52)

   Usyk vs Dubois
3. Defended Regular title
   Oleksandr Usyk def. Tyson Fury Winner Defense #3

   December 21, 2024 · UD (12)

   Usyk vs Fury
4. Defended Regular title
   Oleksandr Usyk def. Tyson Fury Winner Defense #2

   May 18, 2024 · SD (12)

   Usyk vs Fury
5. Defended Regular title
   Oleksandr Usyk def. Daniel Dubois Winner Defense #1

   August 26, 2023 · KO (9 (12), 1:48)

   Usyk vs Dubois
6. Won Regular title
   Oleksandr Usyk def. Anthony Joshua Winner

   5 defenses 4 years Current

   August 20, 2022 · SD (12)

   Usyk vs Joshua
7. Regular vacant
   Regular title vacated — Fury Vactated Title

   August 13, 2022
8. Defended Regular title
   Tyson Fury def. Dillian Whyte Winner Defense #2

   April 23, 2022 · TKO (6 (12), 2:59)

   Fury vs Whyte
9. Defended Regular title
   Tyson Fury def. Deontay Wilder Winner Defense #1

   October 9, 2021 · KO (11 (12), 1:10)

   Fury vs Wilder
10. Won Regular title
    Tyson Fury def. Deontay Wilder Winner

    2 defenses 2 years, 173 days

    February 22, 2020 · TKO (7 (12), 1:39)

    Fury vs Wilder
11. Regular vacant
    Regular title vacated — Fury was stripped of the title for failing to declare an opponent by 31 January 2018, the deadline set by The Ring.

    February 1, 2018
12. Won Regular title
    Tyson Fury def. Wladimir Klitschko Winner

    0 defenses 2 years, 66 days

    November 28, 2015 · UD (12)

    Klitschko vs Fury
13. Defended Regular title
    Wladimir Klitschko def. Bryant Jennings Winner Defense #13

    April 25, 2015 · UD (12)

    Klitschko vs Jennings
14. Defended Regular title
    Wladimir Klitschko def. Kubrat Pulev Winner Defense #12

    November 15, 2014 · KO (5 (12), 2:11)

    Klitschko vs Pulev
15. Defended Regular title
    Wladimir Klitschko def. Alex Leapai Winner Defense #11

    April 26, 2014 · TKO (5 (12), 2:05)

    Klitschko vs Leapai
16. Defended Regular title
    Wladimir Klitschko def. Alexander Povetkin Winner Defense #10

    October 5, 2013 · UD (12)

    Klitschko vs Povetkin
17. Defended Regular title
    Wladimir Klitschko def. Francesco Pianeta Winner Defense #9

    May 4, 2013 · TKO (6 (12), 2:52)

    Klitschko vs Pianeta
18. Defended Regular title
    Wladimir Klitschko def. Mariusz Wach Winner Defense #8

    November 10, 2012 · UD (12)

    Klitschko vs Wach
19. Defended Regular title
    Wladimir Klitschko def. Tony Thompson Winner Defense #7

    July 7, 2012 · TKO (6 (12), 1:12)

    Klitschko vs Thompson
20. Defended Regular title
    Wladimir Klitschko def. Jean-Marc Mormeck Winner Defense #6

    March 3, 2012 · KO (4 (12), 1:12)

    Klitschko vs Mormeck
21. Defended Regular title
    Wladimir Klitschko def. David Haye Winner Defense #5

    July 2, 2011 · UD (12)

    Klitschko vs Haye
22. Defended Regular title
    Wladimir Klitschko def. Samuel Peter Winner Defense #4

    September 11, 2010 · KO (10 (12), 1:22)

    Klitschko vs Peter
23. Defended Regular title
    Wladimir Klitschko def. Eddie Chambers Winner Defense #3

    March 20, 2010 · KO (12 (12), 2:55)

    Klitschko vs Chambers
24. Defended Regular title
    Wladimir Klitschko def. Ruslan Chagaev Winner Defense #2

    June 20, 2009 · RTD (9 (12), 3:00)

    Klitschko vs Chagaev
25. Regular vacant
    Regular title vacated — Vitali Klitschko retired after withdrawing from a bout against Hasim Rahman due to injuries.

    November 9, 2005
26. Defended Regular title
    Vitali Klitschko def. Danny Williams Winner Defense #1

    December 11, 2004 · TKO (8 (12), 1:26)

    Klitschko vs Williams
27. Won Regular title
    Vitali Klitschko def. Corrie Sanders Winner

    1 defense 1 year, 199 days

    April 24, 2004 · TKO (8 (12), 2:46)

    Klitschko vs Sanders
28. Regular vacant
    Regular title vacated — Lewis retired as champion and chose not to accept a rematch with Vitali Klitschko before a WBC-mandated 1 March deadline to accept the bout.

    February 6, 2004
29. Defended Regular title
    Lennox Lewis def. Vitali Klitschko Winner Defense #2

    June 21, 2003 · TKO[78] (6 (12), 3:00)

    Lewis vs Klitschko
30. Defended Regular title
    Lennox Lewis def. Mike Tyson Winner Defense #1

    June 8, 2002 · KO (8 (12), 2:25)

    Lewis vs Tyson
31. Won Regular title
    Lennox Lewis

    2 defenses 2 years, 66 days

    December 2, 2001 · Awarded Title
32. Regular vacant
    Regular title vacated — New ownership discontinued the championship policy during Tyson's reign.

    December 31, 1989
33. Defended Regular title
    Mike Tyson def. Carl Williams Winner Defense #2

    July 21, 1989 · TKO (1 (12), 1:33)

    Tyson vs Williams
34. Defended Regular title
    Mike Tyson def. Frank Bruno Winner Defense #1

    February 25, 1989 · TKO (5 (12), 2:55)

    Tyson vs Bruno
35. Won Regular title
    Mike Tyson def. Michael Spinks Winner

    2 defenses 1 year, 187 days

    June 27, 1988 · KO (1 (12), 1:31)

    Spinks vs Tyson
36. Defended Regular title
    Michael Spinks def. Gerry Cooney Winner Defense #3

    June 15, 1987 · TKO (5 (15), 2:51)

    Spinks vs Cooney
37. Defended Regular title
    Michael Spinks def. Steffen Tangstad Winner Defense #2

    September 6, 1986 · TKO (4 (15), 0:58)

    Spinks vs Tangstad
38. Defended Regular title
    Michael Spinks def. Larry Holmes Winner Defense #1

    April 19, 1986 · SD (15)

    Spinks vs Holmes
39. Won Regular title
    Michael Spinks def. Larry Holmes Winner

    3 defenses 2 years, 280 days

    September 21, 1985 · UD (15)

    Holmes vs Spinks
40. Defended Regular title
    Larry Holmes def. Carl Williams Winner Defense #14

    May 20, 1985 · UD (15)

    Holmes vs Williams
41. Defended Regular title
    Larry Holmes def. David Bey Winner Defense #13

    March 15, 1985 · TKO (10 (15), 2:58)

    Holmes vs Bey
42. Defended Regular title
    Larry Holmes def. James Smith Winner Defense #12

    November 9, 1984 · TKO (12 (15), 2:10)

    Holmes vs Smith
43. Defended Regular title
    Larry Holmes def. Marvis Frazier Winner Defense #11

    November 25, 1983 · TKO (1 (12), 2:57)

    Holmes vs Frazier
44. Defended Regular title
    Larry Holmes def. Scott Frank Winner Defense #10

    September 10, 1983 · TKO (5 (12), 1:28)

    Holmes vs Frank
45. Defended Regular title
    Larry Holmes def. Tim Witherspoon Winner Defense #9

    May 20, 1983 · SD (12)

    Holmes vs Witherspoon
46. Defended Regular title
    Larry Holmes def. Lucien Rodriguez Winner Defense #8

    March 27, 1983 · UD (12)

    Holmes vs Rodriguez
47. Defended Regular title
    Larry Holmes def. Randall Cobb Winner Defense #7

    November 26, 1982 · UD (15)

    Holmes vs Cobb
48. Defended Regular title
    Larry Holmes def. Gerry Cooney Winner Defense #6

    June 11, 1982 · TKO (13 (15), 2:52)

    Holmes vs Cooney
49. Defended Regular title
    Larry Holmes def. Renaldo Snipes Winner Defense #5

    November 6, 1981 · TKO (11 (15), 1:05)

    Holmes vs Snipes
50. Defended Regular title
    Larry Holmes def. Leon Spinks Winner Defense #4

    June 12, 1981 · TKO (3 (15), 2:34)

    Holmes vs Spinks
51. Defended Regular title
    Larry Holmes def. Trevor Berbick Winner Defense #3

    April 11, 1981 · UD (15)

    Holmes vs Berbick
52. Defended Regular title
    Larry Holmes def. Muhammad Ali Winner Defense #2

    October 2, 1980 · RTD (10 (15), 3:00)

    Holmes vs Ali
53. Defended Regular title
    Larry Holmes def. Scott LeDoux Winner Defense #1

    July 7, 1980 · TKO (7 (15), 2:05)

    Holmes vs LeDoux
54. Won Regular title
    Larry Holmes

    14 defenses 5 years, 175 days

    March 31, 1980 · awarded The Ring title upon Mike Weaver's def. of John Tate for the WBA title, as Holmes had previously successfully defended his WBC title against Weaver
55. Regular vacant
    Regular title vacated — Ali Retired

    July 3, 1979
56. Won Regular title
    Muhammad Ali def. Leon Spinks Winner

    0 defenses 291 days

    September 15, 1978 · UD (15)

    Spinks vs Ali
57. Won Regular title
    Leon Spinks def. Muhammad Ali Winner

    0 defenses 212 days

    February 15, 1978 · SD (15)

    Ali vs Spinks
58. Defended Regular title
    Muhammad Ali def. Earnie Shavers Winner Defense #10

    September 29, 1977 · UD (15)

    Ali vs Shavers
59. Defended Regular title
    Muhammad Ali def. Alfredo Evangelista Winner Defense #9

    May 16, 1977 · UD (15)

    Ali vs Evangelista
60. Defended Regular title
    Muhammad Ali def. Ken Norton Winner Defense #8

    September 28, 1976 · UD (15)

    Ali vs Norton
61. Defended Regular title
    Muhammad Ali def. Richard Dunn Winner Defense #7

    May 24, 1976 · TKO (5 (15), 2:05)

    Ali vs Dunn
62. Defended Regular title
    Muhammad Ali def. Jimmy Young Winner Defense #6

    April 30, 1976 · UD (15)

    Ali vs Young
63. Defended Regular title
    Muhammad Ali def. Jean-Pierre Coopman Winner Defense #5

    February 20, 1976 · KO (5 (15), 2:46)

    Ali vs Coopman
64. Defended Regular title
    Muhammad Ali def. Joe Frazier Winner Defense #4

    October 1, 1975 · RTD (14 (15), 3:00)

    Ali vs Frazier
65. Defended Regular title
    Muhammad Ali def. Joe Bugner Winner Defense #3

    July 1, 1975 · UD (15)

    Ali vs Bugner
66. Defended Regular title
    Muhammad Ali def. Ron Lyle Winner Defense #2

    May 16, 1975 · TKO (11 (15), 1:08)

    Ali vs Lyle
67. Defended Regular title
    Muhammad Ali def. Chuck Wepner Winner Defense #1

    March 24, 1975 · TKO (15 (15), 2:41)

    Ali vs Wepner
68. Won Regular title
    Muhammad Ali def. George Foreman Winner

    10 defenses 3 years, 109 days

    October 30, 1974 · KO (8 (15), 2:58)

    Foreman vs Ali
69. Defended Regular title
    George Foreman def. Ken Norton Winner Defense #2

    March 26, 1974 · TKO (2 (15), 2:00)

    Foreman vs Norton
70. Defended Regular title
    George Foreman def. Jose Roman Winner Defense #1

    September 1, 1973 · KO (1 (15), 2:00)

    Foreman vs Roman
71. Won Regular title
    George Foreman def. Joe Frazier Winner

    2 defenses 1 year, 281 days

    January 22, 1973 · TKO (2 (15), 2:26)

    Frazier vs Foreman
72. Defended Regular title
    Joe Frazier def. Ron Stander Winner Defense #4

    May 25, 1972 · RTD (4 (15), 3:00)

    Frazier vs Stander
73. Defended Regular title
    Joe Frazier def. Terry Daniels Winner Defense #3

    January 15, 1972 · TKO (4 (15), 1:47)

    Frazier vs Daniels
74. Defended Regular title
    Joe Frazier def. Muhammad Ali Winner Defense #2

    March 8, 1971 · UD (15)

    Frazier vs Ali
75. Defended Regular title
    Joe Frazier def. Bob Foster Winner Defense #1

    November 18, 1970 · KO (2 (15), 0:49)

    Frazier vs Foster
76. Won Regular title
    Joe Frazier

    4 defenses 2 years, 267 days

    May 1, 1970 · Awarded Title Following Ali's Stripping
77. Regular vacant
    Regular title vacated — Ali was stripped of the title due to his refusal to be drafted to army service. Frazier was awarded the title in May.

    March 13, 1970
78. Defended Regular title
    Muhammad Ali def. Zora Folley Winner Defense #9

    March 22, 1967 · KO (7 (15), 1:48)

    Ali vs Folley
79. Defended Regular title
    Muhammad Ali def. Ernie Terrell Winner Defense #8

    February 6, 1967 · UD (15)

    Ali vs Terrell
80. Defended Regular title
    Muhammad Ali def. Cleveland Williams Winner Defense #7

    November 14, 1966 · TKO (3 (15), 1:08)

    Ali vs Williams
81. Defended Regular title
    Muhammad Ali def. Karl Mildenberger Winner Defense #6

    September 10, 1966 · TKO (12 (15), 1:30)

    Ali vs Mildenberger
82. Defended Regular title
    Muhammad Ali def. Brian London Winner Defense #5

    August 6, 1966 · KO (3 (15), 1:40)

    Ali vs London
83. Defended Regular title
    Muhammad Ali def. Henry Cooper Winner Defense #4

    May 21, 1966 · TKO (6 (15), 1:38)

    Ali vs Cooper
84. Defended Regular title
    Muhammad Ali def. George Chuvalo Winner Defense #3

    March 29, 1966 · UD (15)

    Ali vs Chuvalo
85. Defended Regular title
    Muhammad Ali def. Floyd Patterson Winner Defense #2

    November 22, 1965 · TKO (12 (15), 2:18)

    Ali vs Patterson
86. Defended Regular title
    Muhammad Ali def. Sonny Liston Winner Defense #1

    May 25, 1965 · KO (1 (15), 2:12)

    Ali vs Liston
87. Won Regular title
    Muhammad Ali def. Sonny Liston Winner

    9 defenses 6 years, 18 days

    February 25, 1964 · RTD (6 (15) 3:00)

    Liston vs Clay
88. Defended Regular title
    Sonny Liston def. Floyd Patterson Winner Defense #1

    July 22, 1963 · KO (1 (15), 2:10)

    Liston vs Patterson
89. Won Regular title
    Sonny Liston def. Floyd Patterson Winner

    1 defense 1 year, 153 days

    September 25, 1962 · KO (1 (15), 2:06)

    Patterson vs Liston
90. Defended Regular title
    Floyd Patterson def. Tom McNeeley Winner Defense #1

    December 4, 1961 · KO (4 (15), 2:51)

    Patterson vs McNeeley
91. Won Regular title
    Floyd Patterson def. Ingemar Johansson Winner

    1 defense 2 years, 97 days

    June 20, 1960 · KO (5 (15), 1:51)

    Johansson vs Patterson
92. Won Regular title
    Ingemar Johansson def. Floyd Patterson Winner

    0 defenses 360 days

    June 26, 1959 · TKO (3 (15), 2:03)

    Patterson vs Johansson
93. Defended Regular title
    Floyd Patterson def. Brian London Winner Defense #4

    May 1, 1959 · KO (11 (15), 0:51)

    Patterson vs London
94. Defended Regular title
    Floyd Patterson def. Roy Harris Winner Defense #3

    August 18, 1958 · RTD (12 (15))

    Patterson vs Harris
95. Defended Regular title
    Floyd Patterson def. Pete Rademacher Winner Defense #2

    August 22, 1957 · KO (6 (15), 2:57)

    Patterson vs Rademacher
96. Defended Regular title
    Floyd Patterson def. Tommy Jackson Winner Defense #1

    July 29, 1957 · TKO (10 (15), 1:52)

    Patterson vs Jackson
97. Won Regular title
    Floyd Patterson def. Archie Moore Winner

    4 defenses 2 years, 208 days

    November 30, 1956 · KO (5 (15), 2:27)

    Patterson vs Moore
98. Regular vacant
    Regular title vacated — Marciano Retired

    April 27, 1956
99. Defended Regular title
    Rocky Marciano def. Archie Moore Winner Defense #6

    September 21, 1955 · KO (9 (15), 1:19)

    Marciano vs Moore
100. Defended Regular title
     Rocky Marciano def. Don Cockell Winner Defense #5

     May 16, 1955 · TKO (9 (15), 0:54)

     Marciano vs Cockell
101. Defended Regular title
     Rocky Marciano def. Ezzard Charles Winner Defense #4

     September 17, 1954 · KO (8 (15), 2:36)

     Marciano vs Charles
102. Defended Regular title
     Rocky Marciano def. Ezzard Charles Winner Defense #3

     June 17, 1954 · UD (15)

     Marciano vs Charles
103. Defended Regular title
     Rocky Marciano def. Roland La Starza Winner Defense #2

     September 24, 1953 · TKO (11 (15))

     Marciano vs Starza
104. Defended Regular title
     Rocky Marciano def. Jersey Joe Walcott Winner Defense #1

     May 15, 1953 · KO (1 (15), 2:25)

     Marciano vs Walcott
105. Won Regular title
     Rocky Marciano def. Jersey Joe Walcott Winner

     6 defenses 3 years, 217 days

     September 23, 1952 · KO (13 (15), 0:43)

     Walcott vs Marciano
106. Defended Regular title
     Jersey Joe Walcott def. Ezzard Charles Winner Defense #1

     June 5, 1952 · UD (15)

     Walcott vs Charles
107. Won Regular title
     Jersey Joe Walcott def. Ezzard Charles Winner

     1 defense 1 year, 68 days

     July 18, 1951 · KO (7 (15), 0:55)

     Charles vs Walcott
108. Defended Regular title
     Ezzard Charles def. Joey Maxim Winner Defense #32

     May 30, 1951 · UD (15)

     Charles vs Maxim
109. Defended Regular title
     Ezzard Charles def. Jersey Joe Walcott Winner Defense #31

     March 7, 1951 · UD (15)

     Charles vs Walcott
110. Defended Regular title
     Ezzard Charles def. Lee Oma Winner Defense #30

     January 12, 1951 · TKO (10 (15), 1:19)

     Charles vs Oma
111. Defended Regular title
     Ezzard Charles def. Nick Barone Winner Defense #29

     December 5, 1950 · KO (11 (15), 2:06)

     Charles vs Barone
112. Defended Regular title
     Ezzard Charles def. Joe Louis Winner Defense #28

     September 27, 1950 · UD (15)

     Charles vs Louis
113. Regular vacant
     Regular title vacated — Louis Retired. He returned a year later to face Ezzard Charles for the vacant title

     March 1, 1949
114. Defended Regular title
     Joe Louis def. Jersey Joe Walcott Winner Defense #27

     June 25, 1948 · KO (11 (15))

     Louis vs Walcott
115. Defended Regular title
     Joe Louis def. Jersey Joe Walcott Winner Defense #26

     December 5, 1947 · SD (15)

     Louis vs Walcott
116. Defended Regular title
     Joe Louis def. Tami Mauriello Winner Defense #25

     September 18, 1946 · KO (1 (15), 2:09)

     Louis vs Mauriello
117. Defended Regular title
     Joe Louis def. Billy Conn Winner Defense #24

     June 19, 1946 · KO (8 (15), 2:19)

     Louis vs Conn
118. Defended Regular title
     Joe Louis def. Johnny Davis Winner Defense #23

     November 14, 1944 · TKO (1 (4), 0:53)

     Louis vs Davis
119. Defended Regular title
     Joe Louis def. Abe Simon Winner Defense #22

     March 27, 1942 · TKO (6 (15), 0:16)

     Louis vs Simon
120. Defended Regular title
     Joe Louis def. Buddy Baer Winner Defense #21

     January 9, 1942 · KO (1 (15), 2:56)

     Louis vs Baer
121. Defended Regular title
     Joe Louis def. Lou Nova Winner Defense #20

     September 29, 1941 · TKO (6 (15), 2:59)

     Louis vs Nova
122. Defended Regular title
     Joe Louis def. Billy Conn Winner Defense #19

     June 18, 1941 · KO (13 (15), 2:58)

     Louis vs Conn
123. Defended Regular title
     Joe Louis def. Buddy Baer Winner Defense #18

     May 23, 1941 · DQ (7 (15), 3:00)

     Louis vs Baer
124. Defended Regular title
     Joe Louis def. Tony Musto Winner Defense #17

     April 8, 1941 · TKO (9 (15), 1:36)

     Louis vs Musto
125. Defended Regular title
     Joe Louis def. Abe Simon Winner Defense #16

     March 21, 1941 · TKO (13 (20), 1:20)

     Louis vs Simon
126. Defended Regular title
     Joe Louis def. Gus Dorazio Winner Defense #15

     February 17, 1941 · KO (2 (15), 1:30)

     Louis vs Dorazio
127. Defended Regular title
     Joe Louis def. Red Burman Winner Defense #14

     January 31, 1941 · KO (5 (15), 2:49)

     Louis vs Burman
128. Defended Regular title
     Joe Louis def. Al McCoy Winner Defense #13

     December 16, 1940 · RTD (5 (15), 3:00)

     Louis vs McCoy
129. Defended Regular title
     Joe Louis def. Arturo Godoy Winner Defense #12

     June 20, 1940 · TKO (8 (15), 1:24)

     Louis vs Godoy
130. Defended Regular title
     Joe Louis def. Johnny Paychek Winner Defense #11

     March 29, 1940 · TKO (2 (15), 0:41)

     Louis vs Paychek
131. Defended Regular title
     Joe Louis def. Arturo Godoy Winner Defense #10

     February 9, 1940 · SD (15)

     Louis vs Godoy
132. Defended Regular title
     Joe Louis def. Bob Pastor Winner Defense #9

     September 20, 1939 · KO (11 (20), 0:38)

     Louis vs Pastor
133. Defended Regular title
     Joe Louis def. Tony Galento Winner Defense #8

     June 28, 1939 · TKO (4 (15), 2:29)

     Louis vs Galento
134. Defended Regular title
     Joe Louis def. Jack Roper Winner Defense #7

     April 17, 1939 · KO (1 (10), 2:20)

     Louis vs Roper
135. Defended Regular title
     Joe Louis def. John Henry Lewis Winner Defense #6

     January 25, 1939 · KO (1 (15), 2:29)

     Louis vs Lewis
136. Defended Regular title
     Joe Louis def. Max Schmeling Winner Defense #5

     June 22, 1938 · TKO (1 (15), 2:04)

     Louis vs Schmeling
137. Defended Regular title
     Joe Louis def. Harry Thomas Winner Defense #4

     April 4, 1938 · KO (5 (15), 2:50)

     Louis vs Thomas
138. Defended Regular title
     Joe Louis def. Nathan Mann Winner Defense #3

     February 23, 1938 · KO (3 (15), 1:36)

     Louis vs Mann
139. Defended Regular title
     Joe Louis def. Tommy Farr Winner Defense #2

     August 30, 1937 · UD (15)

     Louis vs Farr
140. Won Regular title
     Joe Louis def. James J. Braddock Winner

     27 defenses 11 years, 255 days Longest reign

     June 22, 1937 · KO (8 (15))

     Braddock vs Louis
141. Defended Regular title
     Joe Louis def. James J. Braddock Winner Defense #1

     June 22, 1937 · KO (8 (15))

     Louis vs Braddock
142. Won Regular title
     James J. Braddock def. Max Baer Winner

     0 defenses 2 years, 10 days

     June 13, 1935 · UD (15)

     Baer vs Braddock
143. Won Regular title
     Max Baer def. Primo Carnera Winner

     0 defenses 364 days

     June 14, 1934 · TKO (11 (15), 2:16)

     Carnera vs Baer
144. Defended Regular title
     Primo Carnera def. Tommy Loughran Winner Defense #2

     March 1, 1934 · UD (15)

     Carnera vs Loughran
145. Defended Regular title
     Primo Carnera def. Paulino Uzcudun Winner Defense #1

     October 22, 1933 · UD (15)

     Carnera vs Uzcudun
146. Won Regular title
     Primo Carnera def. Jack Sharkey Winner

     2 defenses 350 days

     June 29, 1933 · KO (6 (15))

     Sharkey vs Carnera
147. Won Regular title
     Jack Sharkey def. Max Schmeling Winner

     0 defenses 1 year, 8 days

     June 21, 1932 · SD (15)

     Schmeling vs Sharkey
148. Defended Regular title
     Max Schmeling def. Young Stribling Winner Defense #1

     July 3, 1931 · TKO (15 (15), 2:46)

     Schmeling vs Stribling
149. Won Regular title
     Max Schmeling def. Jack Sharkey Winner

     1 defense 2 years, 10 days

     June 12, 1930 · DQ (4 (15), 2:55)

     Schmeling vs Sharkey
150. Defended Regular title
     Gene Tunney def. Tom Heeney Winner Defense #2

     July 26, 1928 · TKO (11 (15), 2:52)

     Tunney vs Heeney
151. Regular vacant
     Regular title vacated — Tunney retired.

     January 31, 1928
152. Defended Regular title
     Gene Tunney def. Jack Dempsey Winner Defense #1

     September 22, 1927 · UD (10)

     Tunney vs Dempsey
153. Won Regular title
     Gene Tunney def. Jack Dempsey Winner

     1 defense 1 year, 130 days

     September 23, 1926 · UD (10)

     Dempsey vs Tunney
154. Defended Regular title
     Jack Dempsey def. Luis Angel Firpo Winner Defense #2

     September 14, 1923 · TKO (2 (15), 0:57)

     Dempsey vs Firpo
155. Defended Regular title
     Jack Dempsey def. Tommy Gibbons Winner Defense #1

     July 4, 1923 · PTS (15)

     Dempsey vs Gibbons
156. Won Regular title
     Jack Dempsey

     2 defenses 4 years, 266 days

     January 1, 1922 · Awarded inaugural title