Catchweight · Men

Jonathan Piersma

“War Hawk”
United States Synthesis BJJ debut 2018
Elo 1,667 peak 1,747 · 22 May 2026 80 below it
Tapology Sherdog id 1269109
12-4 (1)pro record
1L current streak
1,552best win, Elo
1,323average opponent
-- born 3 Mar 1996
71.0" / -- height / reach

Elo history

Hover for the fight at that point; dots are wins and losses

Record

-- – --
Rating by method KO1,350 Sub1,389 Dec1,240

Best wins

By the opponent's Elo on the night
  1. Luis Francischinelli Submission R3 · 21 Nov 2025 · Legacy Fighting Alliance 1,552
  2. Ryan Sanders Decision R5 · 12 Nov 2022 · New England Fights 1,548
  3. Diego Bianchini KO/TKO R3 · 22 May 2026 · Legacy Fighting Alliance 1,506
  4. Chris Perreault Submission R1 · 13 Jun 2025 · Combat FC 1,453
  5. Jack Congdon Submission R3 · 25 May 2024 · Cage Titans FC 1,430

Losses

Newest first
  1. Omar El Dafrawy Decision R3 · 31 Jul 2026 · Professional Fighters League 1,673
  2. Samandar Murodov Decision R3 · 23 Aug 2024 · Road to UFC 1,751
  3. Devin Smyth KO/TKO R1 · 15 Sep 2023 · Legacy Fighting Alliance 1,367
  4. Charles Radtke Decision R3 · 17 Mar 2022 · Cage Fury FC 1,356

Fight history

25 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
25 31 Jul 202630.4 yrs L12-4 (1) Omar El Dafrawy 17-6 · 31.3 yrs Catchweight DecisionUnanimous R315:00 0.15* 1,747→1,667 -80 1,673 -120→-175 Professional Fighters League - PFL New York: Nurmagomedov vs. Colgan Professional Fighters League
24 22 May 202630.2 yrs W12-3 (1) Diego Bianchini 10-3 · 29.7 yrs Welterweighttitle KO/TKOGround & Pound R311:05 1.00 1,704→1,747 +42 1,506 -200→-350 LFA 233: Piersma vs. Bianchini Legacy Fighting Alliance
23 21 Nov 202529.7 yrs W11-3 (1) Luis Francischinelli 5-0 · 29.7 yrs Welterweighttitle SubRear Naked Choke R311:22 1.00 1,638→1,704 +66 1,552 +170→+375 LFA 223: Francischinelli vs. Piersma Legacy Fighting Alliance
22 13 Jun 202529.3 yrs W10-3 (1) Chris Perreault 4-0 · 32.0 yrs Welterweighttitle SubRear Naked Choke R11:15 1.00 1,581→1,638 +56 1,453 – Combat FC 10: Piersma vs. Perreault Combat FC
21 23 Aug 202428.5 yrs L9-3 (1) Samandar Murodov 10-0 · 25.0 yrs Welterweight DecisionUnanimous R315:00 0.16 1,607→1,581 -25 1,751 +500→+500 UFC - Road to UFC Season 3: Las Vegas Semifinals 2 Road to UFC
20 25 May 202428.2 yrs W9-2 (1) Jack Congdon 4-0 · 27.0 yrs Welterweighttitle SubRear Naked Choke R313:46 1.00 1,548→1,607 +59 1,430 – Cage Titans FC - Cage Titans 65 Cage Titans FC
19 30 Mar 202428.1 yrs W8-2 (1) Everet Desilets 3-0 · 30.5 yrs Welterweighttitle KO/TKOSubmission to Strikes R313:40 1.00 1,497→1,548 +51 1,342 +110→+110 Cage Titans FC - Cage Titans 64 Cage Titans FC
18 27 Jan 202427.9 yrs W7-2 (1) Aaron Trecell 4-4 · 29.9 yrs Welterweight KO/TKOKO/TKO R12:56 1.00 1,454→1,497 +43 1,257 – Cage Titans FC - Cage Titans 63 Cage Titans FC
17 15 Sep 202327.5 yrs L6-2 (1) Devin Smyth 9-3 (1) · 28.2 yrs Welterweight KO/TKOSpinning Wheel Kick R10:51 0.00 1,591→1,454 -137 1,367 -400→-510 LFA 167: Piersma vs. Smyth Legacy Fighting Alliance
16 10 Feb 202326.9 yrs W6-1 (1) Sanad Armouti 3-1 Welterweight KO/TKOKO/TKO R27:19 1.00 1,563→1,591 +28 1,274 – Combat FC 3: Grigoriou vs. Disonell Combat FC
15 12 Nov 202226.7 yrs W5-1 (1) Ryan Sanders 20-9 · 35.4 yrs Welterweighttitle DecisionUnanimous R525:00 0.81 1,497→1,563 +67 1,548 – NEF 50: Piersma vs. Sanders New England Fights
14 29 Jul 202226.4 yrs W4-1 (1) TJ Welch 2-2 Welterweight SubGuillotine Choke R11:26 1.00 1,441→1,497 +55 1,307 -400→-400 Cage Fury Fighting Championships 111: Lee vs. Beard Cage Fury FC
13 17 Mar 202226.0 yrs L3-1 (1) Charles Radtke 4-3 · 31.7 yrs Welterweight DecisionSplit R315:00 0.44 1,482→1,441 -41 1,356 -200→-160 Cage Fury Fighting Championships 106 Cage Fury FC
12 2 Oct 202125.6 yrs NC3-0 (1) Kris Vereen 5-0 (1) · 31.3 yrs Welterweight SubOverturned to No Contest R10:31 0.00 1,482→1,482 +0 1,416 +110→-140 Cage Fury Fighting Championships 101 Cage Fury FC
11 26 Jun 202125.3 yrs W3-0 Paul Sims, Jr. 3-3 · 28.6 yrs Welterweight SubRear Naked Choke R26:27 1.00 1,456→1,482 +26 1,154 – Maverick MMA 16: Alphas Collide Maverick MMA
10 1 Apr 202125.1 yrs W2-0 Thomas Majeski 2-0 · 28.1 yrs Welterweight SubOmoplata R25:49 1.00 1,369→1,456 +87 1,369 +134→-112 Cage Fury Fighting Championships 94 Cage Fury FC
9 18 Dec 202024.8 yrs W1-0 Tyler Bunting debut · 25.9 yrs Welterweight SubGuillotine Choke R11:36 1.00 1,268→1,369 +101 1,321 – Cage Fury Fighting Championships 91 Cage Fury FC
8 11 Oct 201923.6 yrs D6-1-1 Ryan Gerena 8-0 (1) Welterweighttitle DecisionEnds in a Draw R39:00 0.50 1,250→1,270 +21 1,363 – Triton Fights 15 Triton Fights am
7 7 Sep 201923.5 yrs W6-1 Robert Protomanni 2-0 · 23.7 yrs Welterweighttitle SubKneebar R10:26 1.00 1,195→1,250 +55 1,137 – Full Contact Promotions: Rage in the Cage 11 Full Contact Promotions am
6 6 Apr 201923.1 yrs L5-1 Isaiah Sackey-El 4-1 · 26.3 yrs Welterweighttitle KO/TKOKO/TKO R12:59 0.00 1,253→1,195 -59 1,291 – Cage Wars 41 Cage Wars am
5 5 Jan 201922.8 yrs W5-0 Joe Menehm debut · 22.8 yrs Welterweighttitle DecisionUnanimous R39:00 0.84 1,244→1,253 +9 1,033 – Full Contact Promotions: Rage in the Cage 8 Full Contact Promotions am
4 8 Sep 201822.5 yrs W4-0 Brad Vargason 5-5 · 35.9 yrs Middleweighttitle SubArmbar R23:59 1.00 1,195→1,244 +50 1,109 – Gladius Fights 33 Gladius Fights am
3 23 Jun 201822.3 yrs W3-0 Ben Horton 5-5 · 29.1 yrs Welterweight KO/TKOKO/TKO R12:10 1.00 1,158→1,195 +37 993 – Ground Force Fights 4: Throwdown at the Downs Ground Force Fights am
2 28 Apr 201822.2 yrs W2-0 Matt McConnell 1-0 · 28.7 yrs Open Weight SubGuillotine Choke R10:28 1.00 1,081→1,158 +77 1,142 – Full Contact Promotions: Rage in the Cage 4 Full Contact Promotions am
1 3 Feb 201821.9 yrs W1-0 Ron Bailey 0-2 · 33.9 yrs Middleweight SubNorth South Choke R11:57 1.00 1,033→1,081 +48 935 – Full Contact Promotions: Rage in the Cage 3 Full Contact Promotions am