Result
Amanda RibasDecision (unanimous)
MethodDecision (unanimous)
RoundR3
Time5:00
Time format(5-5-5)
Details(30–27, 30–27, 30–27)
DateOct 12, 2019
DivisionWomen's Strawweight
StatusCompleted
VenueAmalie Arena
BroadcastUFC FIGHT PASS
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L
17-5-0Mackenzie Dern
W
12-7-0Amanda Ribas
Mackenzie Dern vs Amanda Ribas
Method :Decision (unanimous)
Round :R3
Time :5:00
Time format :(5-5-5)
Referee :Pending
Details :(30–27, 30–27, 30–27)
Mackenzie Dern
Elo1735Good
3Y trend1681 → 1735
Fight Overview
RoundR3
Time5:00
MethodDecision (unanimous)
Amanda Ribas
Elo1616Solid
3Y trend1664 → 1616
What changed?
Checked daily by Combat Edge. Times show when we recorded an update, not when it was announced.
Combat Edge Intelligence
Fight Intelligence
Amanda Ribas won this fight by Decision (unanimous) in round R3 at 5:00. Detailed fight-stat totals are limited for this completed fight. Attempt-rate stats such as 1 of 4 takedowns require attempt fields from the legacy API before Combat Edge can calculate them accurately.
Compare Mackenzie Dern and Amanda Ribas 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.
Mackenzie DernAmanda Ribas
Elo edge
Mackenzie Dern1735+16 last move
Amanda Ribas1616-18 last move
Why they are ranked here
Mackenzie Dern#4 of 95 active Women Strawweight fighters · 1735 Elo
- Biggest gain
- Beat Virna Jandiroba (rated 1778 at the time): +20.
- Costliest loss
- Lost to Jéssica Andrade (rated 1672 at the time): -21.
- Last 5 fights
- 4 wins, 1 loss, +55 Elo in total.
- Next places
- 10 points behind #3 Alexia Thainara, 5 ahead of #5 Denise Gomes.
Amanda Ribas#48 of 95 active Women Strawweight fighters · 1616 Elo
- Biggest gain
- Beat Paige VanZant (rated 1591 at the time): +25.
- Costliest loss
- Lost to Marina Rodriguez (rated 1691 at the time): -27.
- Last 5 fights
- 1 win, 4 losses, -48 Elo in total.
- Next places
- 2 points behind #47 Raiane Vinuto, 0 ahead of #49 Farida Abdueva.
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
Mackenzie DernvsAmanda Ribas
No recorded fight totals yet.
Finishing profile
Mackenzie Derndecision leads 53% of wins
Amanda Ribasdecision leads 42% of wins
Common opponents
Virna JandirobaMackenzie Dern: win · Decision (Unanimous) · Oct 25, 2025Amanda Ribas: win · Decision (Unanimous) · Oct 30, 2021
Angela HillMackenzie Dern: win · Decision (Unanimous) · May 20, 2023Amanda Ribas: cancelled · Cancelled Bout · Jun 5, 2021
Angela HillMackenzie Dern: win · Decision (Unanimous) · May 20, 2023Amanda Ribas: cancelled · Cancelled Bout · May 8, 2021
Round stats
Mackenzie Dern vs Amanda Ribas is a completed Women's Strawweight fight from UFC FIGHT NIGHT : JOANNA VS WATERSON. Amanda Ribas defeated Mackenzie Dern by Decision (unanimous) in round R3 at 5:00. Combat Edge lists the result, records, fight stats, Elo context, and links to both fighter profiles.
Mackenzie Dern vs Amanda Ribas quick answers
Who won Mackenzie Dern vs Amanda Ribas?
Amanda Ribas won Mackenzie Dern vs Amanda Ribas by Decision (unanimous) in round R3 at 5:00.
What event is Mackenzie Dern vs Amanda Ribas on?
Mackenzie Dern vs Amanda Ribas is listed on UFC FIGHT NIGHT : JOANNA VS WATERSON.
What are the records for Mackenzie Dern vs Amanda Ribas?
Mackenzie Dern enters with a 17-5-0 record and Amanda Ribas enters with a 12-7-0 record.
What division is Mackenzie Dern vs Amanda Ribas?
Mackenzie Dern vs Amanda Ribas is listed as a Women's Strawweight fight.
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