Heavyweight · United States
James J. Jeffries 19-1-2, 2 NC 16 KO · 1895–1910
Photo: unknown author, Public domain via Wikimedia Commons
James J. Jeffries was a heavyweight boxer from United States, born Apr 15, 1875. Record 19-1-2, 2 NC with 16 knockouts over 1895–1910. James J. Jeffries last fought Jack Johnson on Jul 4, 1910 and lost by TKO in round 15 of 45.
Also: Джеймс Джей Джеффрис · Джэймз Джэй Джэфрыс · Джэймс Джэй Джэфрыс +17 more ג'יימס ג'יי. ג'פריס · جيمس جيفريز · جیمز جی. جفریس · ジェームス・J・ジェフリーズ · 제임스 J. 제프리스 · J. J. Jeffries · James J Jeffries · James Jackson Jeffries · James Jeffries · Jim Jeffries · The Boilermaker · Джеймс Джексон Джеффрис · Джеймс Джеффрис · Джеффрис Д. · Джеффрис Д. Д. · Джеффрис Джеймс Джексон · Джеффрис, Джеймс
Born Apr 15, 1875
Died Mar 3, 1953
Country 🇺🇸 United States
Stance Orthodox
Height 183 cm
Reach 194.5 cm
Nickname The Boilermaker · Big Jeff · Big Jim
Debut Oct 29, 1895
Career 1895–1910
Rounds boxed 212
KO share 84%
Born in Carroll, Ohio, U.S.
Titles World heavyweight title 1904
Confirmed bouts 11 of 24
Career record Record
19-1-2, 2 NC, 16 KOs · 1895–1910
Last result L
For world heavyweight title TKO 15/45 · Reno, Nevada, 🇺🇸
The record 24 bouts, 1895–1910, newest first. Records under each bout are both boxers going in. Wikidata: 18-1-2
Bouts by source: English Wikipedia · 24, Wikipedia (ru) · 4
L
For world heavyweight title TKO 15/45 · Reno, Nevada, 🇺🇸
Jeffries 19-0-2 · Johnson 51-5-9
W
Jack Munroe
Retained world heavyweight title TKO 2/20 · Mechanic's Pavilion, San Francisco, 🇺🇸
Jeffries 18-0-2 · Munroe —
W
For world heavyweight title TKO 10/20 · Mechanic's Pavilion, San Francisco, 🇺🇸
Jeffries 17-0-2 · Corbett 27-3-6
W
Retained world heavyweight title KO 8/20 · San Francisco Athletic Club, San Francisco, 🇺🇸
Jeffries 16-0-2 · Fitzsimmons 62-8-16
W
Retained world heavyweight title RTD 6/20 · Mechanic's Pavilion, San Francisco, 🇺🇸
Jeffries 15-0-2 · Ruhlin —
W
Joe Kennedy
KO 2/4 · Reliance Athletic Club, Oakland, 🇺🇸
Jeffries 14-0-2 · Kennedy —
NC
NC 4 · Hazard's Pavilion, Los Angeles, 🇺🇸
Jeffries 14-0-2 · Griffin —
W
For world heavyweight title KO 23/25 · Seaside Athletic Club, Coney Island, 🇺🇸
Jeffries 13-0-2 · Corbett 26-2-6
W
John Finnegan
Retained world heavyweight title KO 1/10 · Cadillac Athletic Club, Detroit, Michigan, 🇺🇸
Jeffries 12-0-2 · Finnegan —
W
For world heavyweight title PTS 25/25 · Coney Island A.C., New York City, 🇺🇸
Jeffries 11-0-2 · Sharkey 30-3-6
W
Retained world heavyweight title claim KO 11/20 · Coney Island Athletic Club, Brooklyn, 🇺🇸
Jeffries 10-0-2 · Fitzsimmons 57-7-16
W
Retained world heavyweight title claim PTS 10/10 · Lenox Athletic Club, New York City, New York, 🇺🇸
Jeffries 9-0-2 · Armstrong 11-4-4
W
Won world heavyweight title claim PTS 20/20 · Mechanic's Pavilion, San Francisco, 🇺🇸
Jeffries 8-0-2 · Sharkey 26-2-6
W
Mexican Pete Everett
TKO 3/20 · Olympic Athletic Club, San Francisco, 🇺🇸
Jeffries 7-0-2 · Everett —
W
TKO 3/20 · Woodward's Pavilion, San Francisco, 🇺🇸
Jeffries 6-0-2 · Jackson 57-3-15
W
TKO 4/15 · Hazard's Pavilion, Los Angeles, 🇺🇸
Jeffries 5-0-2 · Goddard 32-6-9
D
PTS 20/20 · National A.C., San Francisco, 🇺🇸
Jeffries 5-0-1 · Choynski 37-8-3
NC
Dan Long
NC 6 · Hazard's Pavilion, Los Angeles, 🇺🇸
Jeffries 5-0-1 · Long —
D
PTS 20/20 · Mechanic's Pavilion, San Francisco, 🇺🇸
Jeffries 5-0-0 · Ruhlin —
W
Henry Baker
TKO 9/20 · Olympic Athletic Club, San Francisco, 🇺🇸
Jeffries 4-0-0 · Baker —
Show all 24 bouts W
Theodore Van Buskirk
KO 2/15 · National Athletic Club, San Francisco, 🇺🇸
Jeffries 3-0-0 · Buskirk —
W
KO 14 · Oakland Tribune, San Francisco, 🇺🇸
Jeffries 2-0-0 · Griffin —
W
Dan Long
TKO 2/10 · Occidental Athletic Club, San Francisco, 🇺🇸
Jeffries 1-0-0 · Long —
W
Hank Lorraine
KO 2/4 · Los Angeles Athletic Club, Los Angeles, California, 🇺🇸
Jeffries 0-0-0 · Lorraine —
Ratings now Not in any current ranking.
World titles No world title reigns recorded.
Facts
What is James J. Jeffries's record? James J. Jeffries's professional record is 19-1-2, 2 NC with 16 knockouts.
Who did James J. Jeffries fight last? James J. Jeffries last fought Jack Johnson on Jul 4, 1910 and lost by TKO in round 15 of 45. Sources Boxerbook ID 12098 · permanent link boxerbook.com/id/12098 . Wikidata (CC0), English Wikipedia (CC BY-SA), photo from Wikimedia Commons. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.
