TeamCheckmat
TournamentIndianapolis Kids International Open IBJJF Jiu-Jitsu Championship 2026 - Mar 2026
[ yellow / junior-3 ]TX
Matthew Jeffrey Leiby
Jits
4,722Prodigy
~378 Jits to S-Tier
-180Last event: Feb 28, 2026
#1,199
Overall
Top 1%
Percentile
#255
yellow Belt
Record
13-1057% Win Rate
13 Wins10 Losses
W
L
W
W
W
4-1 Last 5
Trophy Case
6 GoldIBJJF 3 · New Breed 2 · GRAPPLING-GAMES 1Premier
The Roll Up
Fighter Intelligence
11 TournamentsMedals
14Medals
across 11 tournaments
Gold 6
Silver 6
Bronze 2
43% Gold Rate
Belt Avg 36%
What this means43% of tournament entries result in gold — 7 points above the belt average. Strong medal conversion with room to grow.
Finishing Ability
73%
Subs
Submission 8
Points 2
Other 1
Belt Avg 58%
+15 pts vs belt avg
What this means73% of wins by submission — 15 points above the belt average. This fighter has elite finishing ability for their rank.
Get notified when Matthew Jeffrey Leiby's rankings update
Advanced Analytics
AI CalculatedGrowth Trajectory
DVIDominant
Dominant — winning at an elite level
Growing faster than 88% of peers
Win Quality
Overachiever
Clutch Score: +9.6%
12
Close Wins
6
Losses
Best win: Beat Owen Lane Winslett (3342 pts higher)
18 matches analyzed
Format Split
GI SPECIALIST11 Gi6 NoGi
Gi
8W-3L73%
NoGi
3W-3L50%
Sub Rate
Gi 45%NoGi 50%
23% win rate delta — Gi stronger
Segment Analysis
Maleyellow BeltAges 12-135,468 FightersComparing to 5,468 yellow belt fighters
Win Rate
67%avg 53%
AVG
+13 pts vs avg
Sub Rate
73%avg 58%
AVG
+15 pts vs avg
Gold Rate
55%avg 36%
AVG
+19 pts vs avg
What This Means
Ranked #255 of 5,468 yellow belts. 67% win rate, 73% submission rate across 18 matches.
Tale of the Tape
Fighter History
17 matches
| Result | Fighter | JITS | Video |
|---|---|---|---|
| W | 1143- | ||
| W | 1234+120 | ||
| W | 1234+120 | ||
| L | 3798-550 | ||
| W | 8064+2770 | ||
| W | 8064+1280 | ||
| W | 1537+1250 | ||
| W | 1129+930 | ||
| W | 1294- | ||
| L | 4902- |
From Checkmat
See all →
#230
Jack Richard Mangum
6,752
125-32 · 78% SUB
Rowan Ivey Buttny
5,613
45-9 · 51% SUB
Anthony Alejandro Fernandez
4,434
18-1 · 56% SUB
Vinicius De Souza
4,394
6-0 · 100% SUB
Landon Taylor
4,069
10-1 · 70% SUB
Gustavo Gilberto Salazar
4,028
19-9 · 53% SUB
Josiah Onofer Fernandez
3,968
17-7 · 47% SUB
Silas Pedersen
3,968
15-3 · 60% SUB
Rival Fighters
Scouting Report
Data Sources
Matches17
Placements15
Tournaments11
Medals🥇 7🥈 6🥉 2
Sources
IBJJFNEWBDGRAPPLING-GAMESNAGA
First MatchMar 2025
Last MatchMar 2026
Stats verified from completed tournaments only, may not represent a fighter's true record.
FloGrappling Videos
Elite fighters may have match videos on Flograppling. A subscription is required to view.
Similar Fighters
Aslan Kamil
4,714
12-0 · 92% SUB
Cole Andrew Kratky
4,714
46-20 · 70% SUB
Connor Alex Carapetian
4,733
19-11 · 37% SUB
Eli Minh Pham
4,740
32-5 · 22% SUB
Gavin J Caruso
4,742
26-11 · 65% SUB
Zahkai-porter Advento Maristela
4,701
14-6 · 71% SUB
George Hernandez
4,700
17-6 · 59% SUB
Emmanuel De La Fuente
4,747
21-3 · 0% SUB
About
Matthew Jeffrey Leiby is a yellow belt competitor from Checkmat in TX with a 12-6 competition record and 7 gold, 5 silver, 2 bronze medals. Known for an impressive 73% submission rate across 18 matches. Competing since 2025.
Frequently Asked Questions
Matthew Jeffrey Leiby has a 12-6 competition record across 18 matches in 11 tournaments.
Matthew Jeffrey Leiby is ranked #1199 overall and #255 among yellow belt competitors on Jits.gg.
Matthew Jeffrey Leiby has earned 7 gold, 5 silver, 2 bronze medals across 11 tournaments.
Matthew Jeffrey Leiby trains at Checkmat and competes as a yellow belt.
Matthew Jeffrey Leiby has a 73% submission rate and a 67% win rate across 18 matches.
Matthew Jeffrey Leiby is ranked #255 among yellow belt competitors on Jits.gg.
Matthew Jeffrey Leiby's current Jits rating is 4722. Use the Rating Simulator on Matthew Jeffrey Leiby's profile to see how a win or loss against any opponent would affect their rating. Factors include opponent strength, match method (submission vs points), and margin of victory.