Badou Jack (29-4-3) and Francisco Sierra (26-10-1) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share 3 common opponents.
Badou Jack vs Francisco Sierra — record, stats and common opponents compared
Head to Head
Badou Jack leads 1–0- Badou Jack wonJack vs SierraDec 12, 2014 · TKO · R6
The Numbers
- 29-4-3 (edge)
- Record
- 26-10-1
- 84.7% (edge)
- Win %
- 71.6%
- 17
- Wins by knockout
- 23 (edge)
- 58.62%
- KO rate
- 88.46% (edge)
- 57%
- Stoppage rate (tracked wins)
- 88% (edge)
- 1 (edge)
- Times stopped
- 7
- 2 (edge)
- Title reigns
- 0
- 2.3
- Bouts per year
- 3.6 (edge)
- 38
- Bouts tracked
- 37
Counted from bouts Kill The Body has ingested, not a career total.
Counted from bouts Kill The Body has ingested, not a career total.
Across each fighter's tracked career span.
Tale of the Tape
- 6′1″ (185 cm)
- Height
- —
- 73″ (185 cm)
- Reach
- 74″ (188 cm) (edge)
- 42
- Age
- 38
- —
- Stance
- Orthodox
- Sweden
- Nationality
- Mexico
How They Win
Tracked bouts onlyBadou Jack · 30 wins
KO/TKO
17
Decision
12
Other
1
Francisco Sierra · 26 wins
KO/TKO
23
Decision
2
Other
1
Counted from the bouts Kill The Body has ingested for each fighter (38 and 37 respectively), not from a career-complete method table.
Common Opponents
3 sharedShared opponents are matched on fighter identity, not on name — two different fighters with the same name never merge into one row.
Current Form
Badou Jack
LLWWW
L2 streak · last fought Dec 13, 2025
Francisco Sierra
LLLWL
L3 streak · last fought Dec 5, 2015
Common Questions
- Have Badou Jack and Francisco Sierra ever fought each other?
- Yes. Badou Jack and Francisco Sierra met once on December 12, 2014, and Badou Jack won by TKO in round 6.
- Who has the better record, Badou Jack or Francisco Sierra?
- Badou Jack is 29-4-3 and Francisco Sierra is 26-10-1. Badou Jack has the higher win percentage.
- Who has more knockouts, Badou Jack or Francisco Sierra?
- Badou Jack has 17 knockout wins and Francisco Sierra has 23. Francisco Sierra has more.
- Do Badou Jack and Francisco Sierra have any common opponents?
- Badou Jack and Francisco Sierra share 3 common opponents: Marcus Browne, George Groves and Marco Antonio Peribán. Badou Jack fared better against 2 of them.
- How much fight data does Kill The Body have on Badou Jack and Francisco Sierra?
- This comparison is drawn from 38 bouts tracked for Badou Jack and 37 bouts tracked for Francisco Sierra. Method and activity splits reflect those bouts only.