Josephine Kerkes profile photo
TournamentLos Angeles Winter Kids International Open IBJJF Jiu-Jitsu Championship 2026 - Jan 2026
[ grey / junior-2 ]CA

Josephine Kerkes

Jits
3,989Prodigy
~1,111 Jits to S-Tier
+350Last event: Jan 31, 2026
#2,238
Overall
Top 2%
Percentile
#1,215
grey Belt
Record
16-673% Win Rate
16 Wins6 Losses
W
W
L
W
W
4-1 Last 5

Trophy Case

9 GoldDREAM-BJJ 3 · IBJJF 2 · JJWL 2 · NABJJF 1 · ADCC 1

All Tournaments

The Roll Up

Best WinAug 3, 2025

Biggest win over Vitoria Camargo Modena by Submission

Pan Americans II Gi YouthThe Roll Up →

Fighter Intelligence

14 Tournaments
Medals
13Medals
across 14 tournaments
Gold 9
Silver 2
Bronze 2
69% Gold Rate
Belt Avg 31%
What this means69% of tournament entries result in gold38 points above the belt average. Elite podium consistency — this fighter dominates their brackets.
Finishing Ability
67%
Subs
Submission 8
Points 4
Other 0
Belt Avg 53%
+14 pts vs belt avg
What this means67% of wins by submission14 points above the belt average. This fighter has elite finishing ability for their rank.

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Advanced Analytics

AI Calculated

Growth Trajectory

DVI
Dominant
Dominant — winning at an elite level
Growing faster than 73% of peers

Win Quality

Overachiever
Clutch Score: +14.6%
14
Close Wins
6
Losses
Best win: Beat Briana Ikuta-kawasaki (2044 pts higher)
20 matches analyzed

Format Split

GI SPECIALIST
13 Gi7 NoGi
Gi
11W-2L85%
NoGi
3W-4L43%
Sub Rate
Gi 46%NoGi 29%
42% win rate delta — Gi stronger

Segment Analysis

Femalegrey BeltAges 10-1129,089 Fighters
Comparing to 29,089 grey belt fighters
Win Rate
73%avg 60%
AVG
+13 pts vs avg
Sub Rate
67%avg 53%
AVG
+13 pts vs avg
Gold Rate
64%avg 31%
AVG
+33 pts vs avg
What This Means

Ranked #1215 of 29,089 grey belts. 73% win rate, 67% submission rate across 22 matches. 3-tournament podium streak.

Tale of the Tape

Fighter History

20 matches
ResultMethodFighterJITSAcademyBracketVideoTournamentFormatDate
W-
3511+140
Art of Jiu Jitsu
Grey
Junior 2 · Feather
GiJan 31, 2026
W-
1902+210
Future School of Jiu Jitsu
Grey
Junior 2 · Feather
GiJan 31, 2026
LPTS 0-2
6902-90
Art of Jiu Jitsu
Grey
Pre Teen · 70-79
GiDec 6, 2025
WPTS 10-0
1954+180
Lansang BJJ
Grey
Pre Teen · 70-79
GiDec 6, 2025
WPTS 6-2
2381+140
Camarillo Jiu Jitsu
Grey
Pre Teen · 70-79
GiNov 2, 2025
WDEC 0-0
6033+460
Lansang BJJ
Grey
Pre Teen · 70-79
GiNov 2, 2025
WSUB 0-0
3396+240
Matadero Jiujitsu Academy
Grey
Pre Teen · 70-79
GiAug 3, 2025
WSUB 3-0
3280+290
One Jiu Jitsu HQ
Grey
Pre Teen · 70-79
GiAug 3, 2025
LSUB
6033-350
Lansang BJJ
-
#20 Kids (no-gi) · Kid 4 · Grey · Up To 77.00 Lbs (feather) · Up To 77.00 Lbs (feather) (la Open - July 26th 2025)
NoGiJul 26, 2025
WPTS
1954+280
Lansang BJJ
-
#20 Kids (no-gi) · Kid 4 · Grey · Up To 77.00 Lbs (feather) · Up To 77.00 Lbs (feather) (la Open - July 26th 2025)
NoGiJul 26, 2025

From V1sion BJJ - Checkmat Ladera Ran

See all →
Data Sources
Matches20
Placements13
Tournaments14
Medals🥇 9🥈 2🥉 2
Sources
IBJJFJJWLNABJJFADCCDREAM-BJJ
First MatchJan 2025
Last MatchJan 2026

Stats verified from completed tournaments only, may not represent a fighter's true record.

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About

Josephine Kerkes is a Grey belt from V1sion BJJ - Checkmat Ladera Ran in Ladera Ranch, CA, with a 72% win rate and 4 gold medals across 7 tournaments. Her 38% submission rate ranks in the top 2% of Grey belts—7 points below the 45% belt average. At #420 in belt rankings and #813 globally, Kerkes holds a JITS rating of 3852 and competes in the Elite tier at the 98th percentile for her division.

All 13 of Kerkes' competitive wins came against higher-rated opponents, including an upset victory over Briana Ikuta-kawasaki (a -217 point rating gap). Her rating climbs at +61.7 points per month, placing her in the 82nd percentile for development velocity. Kerkes shows a pronounced Gi dominance—15 matches and a 4215 rating in the Gi versus 5 matches and 1025 rating No-Gi—and has competed across ADCC, IBJJF, and JJWL events since her debut in 2025.

Frequently Asked Questions

Josephine Kerkes has a 16-6 competition record across 22 matches in 14 tournaments.
Josephine Kerkes is ranked #2238 overall and #1215 among grey belt competitors on Jits.gg.
Josephine Kerkes has earned 9 gold, 2 silver, 2 bronze medals across 14 tournaments.
Josephine Kerkes trains at V1sion BJJ - Checkmat Ladera Ran and competes as a grey belt.
Josephine Kerkes has a 67% submission rate and a 73% win rate across 22 matches.
Josephine Kerkes is ranked #1215 among grey belt competitors on Jits.gg.
Josephine Kerkes's current Jits rating is 3989. Use the Rating Simulator on Josephine Kerkes'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.