Result
Ronaldo SouzaKO/TKO
MethodKO/TKO
Round1
Time03:49
Elo swing+16Ronaldo Souza (1791 → 1807)-16Derek Brunson (1718 → 1702)
DateJan 28, 2018
DivisionMiddleweight
StatusCompleted
VenueSpectrum Center
BroadcastESPN+
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W
Jacare | 26-10-0Ronaldo Souza
L
Blonde | 24-9-0Derek Brunson
Ronaldo Souza vs Derek Brunson
Method :KO/TKO
Round :1
Time :03:49
Time format :Pending
Referee :Pending
Details :Pending
Ronaldo Souza
Elo1749Good
3Y trend1806 → 1749
Fight Overview
Round1
Time03:49
MethodKO/TKO
Derek Brunson
Elo1756Great
3Y trend1758 → 1756
What changed?
Checked daily by Combat Edge. Times show when we recorded an update, not when it was announced.
Combat Edge Intelligence
Fight Intelligence
Ronaldo Souza won this fight by KO/TKO in round 1 at 03:49. Ronaldo Souza led more tracked fight-stat categories from the recorded round totals. Attempt-rate stats such as 1 of 4 takedowns require attempt fields from the legacy API before Combat Edge can calculate them accurately.
Compare Ronaldo Souza and Derek Brunson across their careers →Elo Recent career Elo trajectory
Recent three-year Elo paths for both fighters. Ratings shown here are current career context; the event-specific prediction or verified result remains on this Fight page.
Ronaldo SouzaDerek Brunson
Elo edge
Ronaldo Souza1749-15 last move
Derek Brunson1756+12 last move
Why they are ranked here
Ronaldo SouzaNot on the active ladder · 1749 Elo
- Biggest gain
- Beat Chris Weidman (rated 1774 at the time): +18.
- Costliest loss
- Lost to Robert Whittaker (rated 1642 at the time): -28.
- Last 5 fights
- 1 win, 4 losses, -39 Elo in total.
- Inactivity
- Placed on 1659, not 1749: 90 points are held back after more than 18 months without a fight, until the next one.
Derek BrunsonNot on the active ladder · 1756 Elo
- Biggest gain
- Beat Edmen Shahbazyan (rated 1742 at the time): +20.
- Costliest loss
- Lost to Jared Cannonier (rated 1683 at the time): -18.
- Last 5 fights
- 3 wins, 2 losses, +15 Elo in total.
- Inactivity
- Placed on 1706, not 1756: 50 points are held back after more than 18 months without a fight, until the next one.
Every rated fight moves a rating by an amount set by the opponent's rating at the time, the result and how it ended. Places are counted among fighters active in the last 24 months. How the rating is calculated
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Recorded fight totals
Ronaldo SouzavsDerek Brunson
Total strikes
9vs8
Sig. strikes
9vs8
Knockdowns
1vs0
Finishing profile
Ronaldo Souzasubmission leads 54% of wins
Derek BrunsonKO/TKO leads 50% of wins
Common opponents
Jack HermanssonRonaldo Souza: loss · Decision (Unanimous) · Apr 27, 2019Derek Brunson: cancelled · Cancelled Bout · Dec 3, 2022
Kevin HollandRonaldo Souza: loss · Punches During Scramble · Dec 12, 2020Derek Brunson: win · Decision (Unanimous) · Mar 20, 2021
Robert WhittakerRonaldo Souza: loss · Head Kick & Punches · Apr 15, 2017Derek Brunson: loss · TKO (Head Kick and Punches) · Nov 26, 2016
Round stats
Ronaldo Souza vs Derek Brunson is a completed Middleweight fight from UFC FIGHT NIGHT : JACARE VS BRUNSON 2. Ronaldo Souza defeated Derek Brunson by KO/TKO in round 1 at 03:49. Combat Edge lists the result, records, fight stats, Elo context, and links to both fighter profiles.
Ronaldo Souza vs Derek Brunson quick answers
Who won Ronaldo Souza vs Derek Brunson?
Ronaldo Souza won Ronaldo Souza vs Derek Brunson by KO/TKO in round 1 at 03:49.
What event is Ronaldo Souza vs Derek Brunson on?
Ronaldo Souza vs Derek Brunson is listed on UFC FIGHT NIGHT : JACARE VS BRUNSON 2.
What are the records for Ronaldo Souza vs Derek Brunson?
Ronaldo Souza enters with a 26-10-0 record and Derek Brunson enters with a 24-9-0 record.
What division is Ronaldo Souza vs Derek Brunson?
Ronaldo Souza vs Derek Brunson is listed as a Middleweight fight.
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