Jack Twin Sullivan
Middleweight · United States

Jack Twin Sullivan

Photo: National Museum of American History, Public domain via Wikimedia Commons

Jack Twin Sullivan was a middleweight boxer from United States, born Sep 23, 1878. Jack Twin Sullivan last fought Jack Dillon on Jun 12, 1912 and lost.

BornSep 23, 1878
DiedSep 4, 1947
Country🇺🇸 United States
DebutNov 18, 1903
Career1903–1912
Rounds boxed178
TitlesSullivan claimed the American and world middleweight titles 1905
Boxerbook ratinginactive since Jun 1912Why here ›
Confirmed bouts0 of 14

Career record

Record
No record compiled yet

Last result

L
Jack Dillon 🇺🇸
10 · Convention Hall, Buffalo, 🇺🇸
1912-06-12 ›
✓ one source

The record

Known bouts: 14, 1903–1912

Record not yet compiled — only bouts reported from opponents' records are shown

L
Jack Dillon 🇺🇸
10 · Convention Hall, Buffalo, 🇺🇸
Sullivan — · Dillon 66-5-11
1912-06-12 ›
✓ one source
L
Marvin Hart 🇺🇸
DQ 5/12 · Armory, Boston, 🇺🇸
Sullivan — · Hart 28-6-5
1908-10-20 ›
✓ one source
L
Stanley Ketchel 🇺🇸
For world middleweight title claim
KO 20/35 · Mission Street Arena, Colma, 🇺🇸
Sullivan — · Ketchel 38-3-3
1908-05-09 ›
✓ one source
D
Andrew Chiariglione 🇺🇸
10 · Pacific A.C., Los Angeles, 🇺🇸
Sullivan — · Chiariglione 43-9-17
1908-02-11 ›
✓ one source
D
Andrew Chiariglione 🇺🇸
PTS 20/20 · Naud Junction Pavilion, Los Angeles, 🇺🇸
Sullivan — · Chiariglione 38-8-16
1907-02-12 ›
✓ one source
L
Andrew Chiariglione 🇺🇸
PTS 20/20 · Naud Junction Pavilion, Los Angeles, 🇺🇸
Sullivan — · Chiariglione 37-8-16
1907-01-04 ›
✓ one source
D
Andrew Chiariglione 🇺🇸
PTS 15/15 · Pueblo, Colorado, 🇺🇸
Sullivan — · Chiariglione 37-7-15
1906-07-12 ›
✓ one source
W
Tommy Burns 🇨🇦
Sullivan claimed the American and world middleweight titles
PTS 20/20 · Pacific Athletic Club, Los Angeles, 🇺🇸
Sullivan — · Burns 30-2-7
1905-10-17 ›
✓ one source
D
Philadelphia Jack O'Brien 🇺🇸
PTS 20/20 · Dawson City, Yukon Territory, 🇨🇦
Sullivan — · O'Brien 129-8-19
1905-07-04 ›
✓ one source
D
Tommy Burns 🇨🇦
Billed for the world middleweight title
PTS 20/20 · Tacoma Athletic Club, Tacoma
Sullivan — · Burns 28-2-4
1905-03-07 ›
✓ one source
L
Kid McCoy 🇺🇸
PTS 20/20 · Hazard's Pavilion, Los Angeles, 🇺🇸
Sullivan — · McCoy 68-7-10
1904-09-27 ›
✓ one source
L
Philadelphia Jack O'Brien 🇺🇸
For world middleweight title claim
KO 3/20 · West End A.C., Saint Louis, 🇺🇸
Sullivan — · O'Brien 113-6-18
1904-04-14 ›
✓ one source
L
Philadelphia Jack O'Brien 🇺🇸
For vacant world middleweight title
PTS 15/15 · Criterion A.C., Boston, 🇺🇸
Sullivan — · O'Brien 108-6-16
1903-12-22 ›
✓ one source
L
Philadelphia Jack O'Brien 🇺🇸
6 · National A.C., Philadelphia, 🇺🇸
Sullivan — · O'Brien 104-6-16
1903-11-18 ›
✓ one source

Ratings now

Not in any current ranking.

World titles

No world title reigns recorded.

Facts

Who did Jack Twin Sullivan fight last?
Jack Twin Sullivan last fought Jack Dillon on Jun 12, 1912 and lost.

Sources

Boxerbook ID 76 · permanent link boxerbook.com/id/76. 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.

Wikidata ↗