Flyweight · Women

Rainn Guerrero

“Drop”
United States WAR Training Center debut 2018
Holds 3 fighters
Form L W NC W W
Elo 1,421 peak 1,421 · 25 Apr 2026
Tapology Sherdog
8-2 (1)pro record
3W current streak
1,430best win, Elo
1,171average opponent
-- born 13 May 1992
66.0" / 66.5" height / reach

Elo history

Hover for the fight at that point; dots are wins and losses; the band is the typical prime for women, ages 29–37

Record

-- – --
Rating by method KO1,101 Sub1,033 Dec1,173

Style profile

Each axis is a percentile of women's flyweight fighters with five pro bouts (532 of them); further out is better. Hover a point for the number.
KO Submission Decision Finishes Durability Win rate Opposition Activity
From the record and the method ratings

Similar careers

Who looked like this after 10 pro bouts, and what happened next

After 10 bouts (2025): 1,390 Elo, 7-2, aged 33, average opponent 1,215.

  1. Patricia Vidonic then 1,355, 7-3, aged 33 · Strawweight 2-4 after peaked 1,399
  2. Karina Rodriguez then 1,369, 7-3, aged 34 · Flyweight 3-1 after peaked 1,436 ▲
  3. Anita Bekus then 1,363, 7-3, aged 33 · Strawweight 0-3 after peaked 1,343 ▼
  4. Dione Barbosa then 1,359, 7-3, aged 32 · Flyweight 3-1 after peaked 1,601 ▲
  5. Jinh Yu Frey then 1,333, 7-3, aged 33 · Atomweight 4-7 after peaked 1,448 ▲
  6. Aya Murakami then 1,392, 8-2, aged 32 · Atomweight 2-2 after peaked 1,397

Best wins

By the opponent's Elo on the night
  1. Pearl Gonzalez Decision R3 · 31 May 2024 · Xtreme Fighting Championships 1,430
  2. Deborah Kouzmin Decision R3 · 4 Oct 2019 · Xtreme Knockout 1,303
  3. Natalya Speece KO/TKO R3 · 26 Aug 2021 · Xtreme Knockout 1,194
  4. Olivia Beeskau Decision R3 · 10 Sep 2022 · 3 River Throwdown 1,189
  5. Abril Anguiano Submission R1 · 7 May 2022 · Xtreme Knockout 1,168

Losses

Newest first
  1. Dione Barbosa Submission R1 · 5 Sep 2023 · Dana White's Contender Series 1,279
  2. Annette Nichols Decision R3 · 30 Jan 2021 · Peak Fighting 1,248

Fight history

14 bouts, newest first; amateur bouts are shaded. Hover a heading for what it means.
# Date Result Opponent Weight class Method Round Score Elo ± Opp Elo Odds Event
14 25 Apr 202633.9 yrs W8-2 (1) Carina Damm 23-15 · 47.2 yrs Flyweight KO/TKOStrikes R12:19 1.00 1,390→1,421 +31 1,122 – American Fight Promotions 6 American Fight League
13 30 Aug 202533.3 yrs W7-2 (1) Melani Gonzalez debut · 27.1 yrs Catchweight KO/TKOGround & Pound R10:44 1.00 1,365→1,390 +25 1,052 – PRO FC 18: War in the West PRO FC Belize
12 21 Mar 202532.9 yrs NC6-2 (1) Shanna Gomez 2-1 Bantamweighttitle -- R525:00 0.00 1,365→1,365 +0 1,277 – XKO - Fight Night Xtreme Knockout
11 31 May 202432.0 yrs W6-2 Pearl Gonzalez 11-5 · 37.8 yrs Open Weight DecisionUnanimous R315:00 0.84 1,267→1,365 +98 1,430 – Xtreme Fighting Championships - XFC: Detroit Grand Prix 2 Xtreme Fighting Championships
10 5 Sep 202331.3 yrs L5-2 Dione Barbosa 5-2 · 31.3 yrs Flyweight SubArmbar R14:35 0.00 1,379→1,267 -112 1,279 +160→+240 Dana White's Contender Series - Contender Series 2023: Week 5 Dana White's Contender Series
9 6 Nov 202230.5 yrs W5-1 Christina Marks 8-12 · 37.0 yrs Flyweight DecisionUnanimous R315:00 0.84 1,389→1,379 -10 1,014 -400→-400 Fury FC 71: Richardson vs. Quintana Fury Fighting Championship
8 10 Sep 202230.3 yrs W4-1 Olivia Beeskau 1-0 Flyweight DecisionUnanimous R315:00 0.84 1,372→1,389 +17 1,189 – 3 River Throwdown 19 3 River Throwdown
7 7 May 202230.0 yrs W3-1 Abril Anguiano 3-0 · 23.1 yrs Bantamweight SubRear Naked Choke R12:16 1.00 1,321→1,372 +51 1,168 – XKO 56: Xtreme Knockout 56 Xtreme Knockout
6 26 Aug 202129.3 yrs W2-1 Natalya Speece 1-1 · 26.7 yrs Bantamweight KO/TKOKO/TKO R312:26 1.00 1,246→1,321 +74 1,194 – XKO 52: Xtreme Knockout 52 Xtreme Knockout
5 30 Jan 202128.7 yrs L1-1 Annette Nichols debut · 38.1 yrs Bantamweight DecisionUnanimous R311:00 0.16 1,325→1,246 -79 1,248 – Peak Fighting 7: The Proving Ground Peak Fighting
4 4 Oct 201927.4 yrs W1-0 Deborah Kouzmin 2-0 Bantamweight DecisionUnanimous R315:00 0.84 1,260→1,330 +70 1,303 – XKO - Xtreme Knockout 47: Friday Night Xtreme Knockout
3 1 Mar 201926.8 yrs W3-0 Randa Moore 2-2 Bantamweighttitle KO/TKOKO/TKO R10:43 1.00 1,216→1,260 +44 1,096 – Valor FL: Brazos Throwdown 6 Valor Fight League am
2 3 Nov 201826.5 yrs W2-0 Jahaira Davila debut Featherweight KO/TKOKO/TKO R23:14 1.00 1,180→1,216 +36 1,009 – TCMMA - Texas Clash Bash 12 Texas Clash Promotions am
1 2 Sep 201826.3 yrs W1-0 Yuri Medina 0-4 · 33.4 yrs Lightweight KO/TKOStrikes R12:42 1.00 1,137→1,180 +43 1,013 – Fury Fighting Championship 26 Fury Fighting Championship am