Michelle Waiyin Marciniak profile photo
TournamentADCC US Open - Nationals (Las Vegas, NV) - Aug 2026
[ yellow / youth ]CA

Michelle Waiyin Marciniak

Jits
4,773Prodigy
~327 Jits to S-Tier
+360Last event: Feb 21, 2026
#1,149
Overall
Top 1%
Percentile
#238
yellow Belt
Record
48-3062% Win Rate
48 Wins30 Losses
L
W
L
W
W
3-2 Last 5

Trophy Case

12 GoldIBJJF 6 · United 4 · GRAPPLING-X 1 · ADCC 1

Premier

All Tournaments

Fighter Intelligence

23 Tournaments
Medals
29Medals
across 23 tournaments
Gold 13
Silver 12
Bronze 4
45% Gold Rate
Belt Avg 54%
What this means45% of tournament entries result in gold9 points below the belt average. Strong medal conversion with room to grow.
Finishing Ability
71%
Subs
Submission 24
Points 10
Other 0
Belt Avg 69%
+2 pts vs belt avg
What this means71% of wins by submission2 points above the belt average. This fighter has elite finishing ability for their rank.

Get notified when Michelle Waiyin Marciniak's rankings update

Advanced Analytics

AI Calculated

Growth Trajectory

DVI
Dominant
Dominant — winning at an elite level
Growing faster than 81% of peers

Win Quality

Consistent
Clutch Score: +3.2%
1
Upset Wins
29
Close Wins
5
Exp. Wins
23
Losses
3
Upset Losses
Best win: Beat Jasmine Marguerite Ruediger (2694 pts higher)
61 matches analyzed

Format Split

GI SPECIALIST
15 Gi46 NoGi
Gi
11W-4L73%
NoGi
24W-22L52%
Sub Rate
Gi 67%NoGi 30%
21% win rate delta — Gi stronger

Segment Analysis

Femaleyellow BeltAges 14-155,468 Fighters
Comparing to 5,468 yellow belt fighters
Win Rate
57%avg 64%
AVG
-7 pts vs avg
Sub Rate
71%avg 69%
AVG
Gold Rate
45%avg 54%
AVG
-8 pts vs avg
What This Means

Ranked #238 of 5,468 yellow belts. 57% win rate, 71% submission rate across 61 matches.

Tale of the Tape

Next Tournaments

Fighter History

61 matches
ResultMethodFighterJITSAcademyBracketVideoTournamentFormatDate
LSUB
8810-40
Standard Jiu Jitsu
-
Girls [13-14 Years] · Advanced · 55kg
GiFeb 21, 2026
WSUB
4558+300
Journeyman Grappling Orting
-
Girls [13-14 Years] · Advanced · 55kg
GiFeb 21, 2026
LSUB
5170-150
GF Team
-
Girls [15-17 Years] · Advanced · 55kg
GiFeb 21, 2026
WSUB
5120+250
Anchorage Brazilian Jiu-jitsu
-
Girls [15-17 Years] · Advanced · 55kg
GiFeb 21, 2026
LSUB
6973-80
Honor Roll BJJ
-
13-14 · Advanced · 55kg
NoGiJan 24, 2026
LSUB
5918-130
Carlson Gracie Temecula
-
13-14 · Advanced · 55kg
NoGiJan 24, 2026
WPTS
3743+90
Jiu Jitsu Syndicate San Antonio
-
15-17 · Advanced · 55kg
NoGiJan 24, 2026
WSUB
3226+180
Cobra Kai Martial Arts
-
15-17 · Advanced · 55kg
NoGiJan 24, 2026
LPTS
2975-170
Independent Grappling
-
15-17 · Advanced · 55kg
NoGiJan 24, 2026
LPTS
3568-210
Cascao Jiu-jitsu
Yellow
No-gi---teen Divisions · 15-17 · 115.1 - 130 Lbs
NoGiOct 26, 2025

From Atos Jiu-Jitsu

See all →
Scouting Report
Data Sources
Matches61
Placements30
Tournaments23
Medals🥇 14🥈 12🥉 4
Sources
ADCCGRAPPLING-XUNITEDNAGAGRAPIBJJF
First MatchJan 2025
Last MatchFeb 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

About

Michelle Waiyin Marciniak is a Yellow belt from Atos Jiu-Jitsu competing with a 2031 JITS rating and ranked #1202 among her belt. Her 59% submission rate ranks 7 points above the 52% belt average, placing her in the top 29% of Yellow belts for finishing ability. Marciniak has earned 6 gold medals across 17 tournaments, demonstrating consistent podium performance in competitive settings.

Marciniak's 17 competitive wins came against higher-rated opponents, including an upset victory over Jasmine Marguerite Ruediger (2556-point rating gap). Her development velocity index sits at -11.5 pts/month, placing her in the 27th percentile DVI and indicating a holding_steady trend. She maintains a significant gi/no-gi split: 2775 rating in gi across 15 matches versus 1255 rating in no-gi across 39 matches, and competes regularly in ADCC and NAGA events.

Frequently Asked Questions

Michelle Waiyin Marciniak has a 35-26 competition record across 61 matches in 22 tournaments.
Michelle Waiyin Marciniak is ranked #1149 overall and #238 among yellow belt competitors on Jits.gg.
Michelle Waiyin Marciniak has earned 13 gold, 12 silver, 4 bronze medals across 22 tournaments.
Michelle Waiyin Marciniak trains at Atos Jiu-Jitsu and competes as a yellow belt.
Michelle Waiyin Marciniak has a 71% submission rate and a 57% win rate across 61 matches.
Michelle Waiyin Marciniak is ranked #238 among yellow belt competitors on Jits.gg.
Michelle Waiyin Marciniak's current Jits rating is 4773. Use the Rating Simulator on Michelle Waiyin Marciniak'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.