Who did Bill Brennan fight last?

Heavyweight · United States

Bill Brennan

Photo: Unknown author Unknown author, Public domain via Wikimedia Commons

Bill Brennan was a heavyweight boxer from United States, born Jun 23, 1893. Bill Brennan last fought Jack Dempsey on Dec 14, 1920 and lost by KO in round 12 of 15.

Also: Билл Бреннан · بيل برينان · Бреннан, Билл

BornJun 23, 1893

DiedJun 15, 1924

Country🇺🇸 United States

Height185 cm

NicknameK.O. Bill Brennan · Battling Bill the Bartender

DebutOct 2, 1917

Career1917–1920

Rounds boxed81

Born inLouisville, Kentucky

Boxerbook ratinginactive since Dec 1920Why here ›

Confirmed bouts0 of 10

Career record

Record

No record compiled yet

Last result

Jack Dempsey 🇺🇸

For NYSAC heavyweight title

KO 12/15 · Madison Square Garden, New York City, 🇺🇸

1920-12-14 ›
✓ one source

The record

Known bouts: 10, 1917–1920

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

Jack Dempsey 🇺🇸

For NYSAC heavyweight title

KO 12/15 · Madison Square Garden, New York City, 🇺🇸

Brennan — · Dempsey 63-4-10

1920-12-14 ›
✓ one source

Harry Greb 🇺🇸

10 · Forbes Field, Pittsburgh, 🇺🇸

Brennan — · Greb 135-10-14

1919-08-23 ›
✓ one source

Harry Greb 🇺🇸

PTS 15/15 · Convention Hall, Tulsa, 🇺🇸

Brennan — · Greb 130-10-14

1919-07-04 ›
✓ one source

Harry Greb 🇺🇸

10 · Duquesne Garden, Pittsburgh, 🇺🇸

Brennan — · Greb 114-10-14

1919-03-17 ›
✓ one source

Harry Greb 🇺🇸

10 · Arena, Syracuse, 🇺🇸

Brennan — · Greb 109-10-14

1919-02-10 ›
✓ one source

Jack Dempsey 🇺🇸

TKO 6/10 · Milwaukee Auditorium, Milwaukee, 🇺🇸

Brennan — · Dempsey 38-3-10

1918-02-25 ›
✓ one source

Battling Levinsky 🇺🇸

PTS 12/12 · Grand Opera House, Boston, 🇺🇸

Brennan — · Levinsky 140-30-29

1918-01-15 ›
✓ one source

Battling Levinsky 🇺🇸

PTS 12/12 · Arena, Boston, 🇺🇸

Brennan — · Levinsky 139-30-28

1917-11-27 ›
✓ one source

Battling Levinsky 🇺🇸

PTS 12/12 · Arena (Armory A.A.), Boston, 🇺🇸

Brennan — · Levinsky 138-29-28

1917-10-23 ›
✓ one source

Battling Levinsky 🇺🇸

PTS 12/12 · Arena (Armory A.A.), Boston, 🇺🇸

Brennan — · Levinsky 137-29-27

1917-10-02 ›
✓ one source

Ratings now

Not in any current ranking.

World titles

No world title reigns recorded.

Facts

Who did Bill Brennan fight last?: Bill Brennan last fought Jack Dempsey on Dec 14, 1920 and lost by KO in round 12 of 15.

Sources

Boxerbook ID 12618 · permanent link boxerbook.com/id/12618. 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.

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