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Frank Klaus (67-15-14) and Jack Twin Sullivan (2-12-7 across 21 tracked bouts) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share 3 common opponents.

Frank Klaus vs Jack Twin Sullivan — record, stats and common opponents compared

🇺🇸MIDDLEWEIGHT

Frank Klaus

67–15–14

96 tracked bouts

Jack Twin Sullivan

Tracked record

2–12–7

21 tracked bouts

Heads up: at least one of these records is a tracked record — the wins and losses Kill The Body has ingested so far, not an independently verified career total. Treat the comparison as a read on the bouts we hold, not a settled ledger.

Head to Head

Frank Klaus leads 1–0

The Numbers

67-15-14 (edge)
Record
2-12-7

One or both records are tracked, not career-verified.

77.1% (edge)
Win %
26.2%
21 (edge)
Wins by knockout
0
31.34%
KO rate
29% (edge)
Stoppage rate (tracked wins)
0%

Counted from bouts Kill The Body has ingested, not a career total.

3
Times stopped
2 (edge)

Counted from bouts Kill The Body has ingested, not a career total.

0
Title reigns
0
10.9 (edge)
Bouts per year
1.9

Across each fighter's tracked career span.

96
Bouts tracked
21

Tale of the Tape

138
Age
147
Middleweight
Division
American
Nationality

How They Win

Tracked bouts only

Frank Klaus · 68 wins

KO/TKO
20
Decision
6
Other
42

Jack Twin Sullivan · 2 wins

KO/TKO
0
Decision
1
Other
1

Counted from the bouts Kill The Body has ingested for each fighter (96 and 21 respectively), not from a career-complete method table.

Common Opponents

3 shared
  • Frank Klaus

    LNWS · May 1913WNWS · May 1912WPTS · Mar 1912DNWS · Dec 1911

    Jack Dillon

    Jack Twin Sullivan

    LNWS · Jun 1912
  • Frank Klaus

    WDQ R15 · Mar 1913WNWS · Nov 1909

    Billy Papke

    Jack Twin Sullivan

    LPTS · Jun 1910
  • Frank Klaus

    WNWS · Mar 1910

    Stanley Ketchel

    Jack Twin Sullivan

    LKO R20 · May 1908

Shared opponents are matched on fighter identity, not on name — two different fighters with the same name never merge into one row.

Current Form

Frank Klaus

LLDWL

L2 streak · last fought Dec 23, 1913

Jack Twin Sullivan

LWLLL

L1 streak · last fought Sep 27, 1913

Common Questions

Have Frank Klaus and Jack Twin Sullivan ever fought each other?
Yes. Frank Klaus and Jack Twin Sullivan met once on January 18, 1910, and Frank Klaus won by PTS.
Who has the better record, Frank Klaus or Jack Twin Sullivan?
Frank Klaus is 67-15-14 and Jack Twin Sullivan is 2-12-7 across the 21 bouts Kill The Body has tracked. Frank Klaus has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Who has more knockouts, Frank Klaus or Jack Twin Sullivan?
Frank Klaus has 21 knockout wins and Jack Twin Sullivan has 0. Frank Klaus has more.
Do Frank Klaus and Jack Twin Sullivan have any common opponents?
Frank Klaus and Jack Twin Sullivan share 3 common opponents: Jack Dillon, Billy Papke and Stanley Ketchel. Frank Klaus fared better against 3 of them.
How much fight data does Kill The Body have on Frank Klaus and Jack Twin Sullivan?
This comparison is drawn from 96 bouts tracked for Frank Klaus and 21 bouts tracked for Jack Twin Sullivan. Method and activity splits reflect those bouts only.

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