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Petr Zajíc

OFA

U14 -40 kg
W–L
-
Won and lost rating-eligible matches in the past 12 months.
Gi
-
Rating based on Gi matches in the past 12 months.
No-Gi
-
Rating based on No-Gi matches in the past 12 months.
Current form
5–5
Results from the ten most recent rating-eligible matches.
Opponents
-
Unique opponents faced in rating-eligible matches in the past 12 months.

Indexed career

Matches

36
Indexed competition matches
Date Opponent Result Event Division
2026-02-21 Karen Avahimian
Loss
TATAMY 19: Czech Open Championship (kids) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -40 kg
2026-02-21 Alex Burďuch
Win
TATAMY 19: Czech Open Championship (kids) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -40 kg
2026-02-21 Leon Fathi Kamari
Loss
TATAMY 19: Czech Open Championship (kids) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -40 kg
2026-02-21 Leon Fathi Kamari
Loss
TATAMY 19: Czech Open Championship (kids) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2026-02-21 Karen Avahimian
Loss
TATAMY 19: Czech Open Championship (kids) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2026-02-21 Matvei Golyashev
Win
TATAMY 19: Czech Open Championship (kids) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2026-02-21 Alex Burďuch
Win
TATAMY 19: Czech Open Championship (kids) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2026-01-24 Faissal Moro
Win
GRIND 12 Kids (NO-GI & GI ROUND ROBIN) Gi · Gi / 10-12 years / Boy / -40 kg / Beginner
2026-01-24 Karen Avahimian
Loss
GRIND 12 Kids (NO-GI & GI ROUND ROBIN) Gi · Gi / 10-12 years / Boy / -40 kg / Beginner
2026-01-24 Přemysl Černošek
Win
GRIND 12 Kids (NO-GI & GI ROUND ROBIN) Gi · Gi / 10-12 years / Boy / -40 kg / Beginner
2026-01-24 Lukas Trnka
Win
GRIND 12 Kids (NO-GI & GI ROUND ROBIN) No-Gi · No-Gi / 10-12 years / Boy / -40 kg / Beginners
2026-01-24 Karen Avahimian
Win
GRIND 12 Kids (NO-GI & GI ROUND ROBIN) No-Gi · No-Gi / 10-12 years / Boy / -40 kg / Beginners
2025-11-01 Eldar Sumoniuk
Loss
TATAMY 17 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2025-11-01 Volodymyr Demchuk
Win
TATAMY 17 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2025-11-01 Artem Pashetnykh
Loss
TATAMY 17 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -40 kg
2025-11-01 David Mařík
Loss
TATAMY 17 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -40 kg
2025-11-01 Makar Datsenko
Win
TATAMY 17 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -40 kg
2025-11-01 Zubayr Tsikhesashev
Loss
TATAMY 17 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -40 kg
2025-02-22 Armin Dearditio
Win
TATAMY 13 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
2025-02-22 Karen Avahimian
Loss
TATAMY 13 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
2025-02-22 Zubayr Tsikhesashev
Loss
TATAMY 13 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
2025-02-22 David Martinčík
Loss
TATAMY 13 KIDS (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
2025-02-22 Bilal Kay
Win
TATAMY 13 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -36 kg
2025-02-22 Karen Avahimian
Loss
TATAMY 13 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -36 kg
2025-02-22 Zubayr Tsikhesashev
Loss
TATAMY 13 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -36 kg
2025-02-22 Patrik Vlček
Win
TATAMY 13 KIDS (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -36 kg
2024-10-05 Karson Tucker
Win
NAGA Europe Grappling Championship No-Gi · Children No-Gi (Male) / Beginner / 30 - 34.9 / 10-11 years
2024-08-31 Fajen Pieters
Win
NAGA Amsterdam Grappling Championship Gi · Children Gi (Male) / Novice / 30 - 34.9 / 10-11 years
2024-08-31 Fajen Pieters
Win
NAGA Amsterdam Grappling Championship No-Gi · Children No-Gi (Male) / Novice / 30 - 34.9 / 10-11 years
2024-05-04 Ilay Cohen
Win
TATAMY 9 (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -32 kg
2024-05-04 Alexander Hrubý
Loss
TATAMY 9 (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -32 kg
2024-05-04 Adam Dockal
Loss
TATAMY 9 (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -32 kg
2024-05-04 Ondřej Šatava
Loss
TATAMY 9 (No-GI and GI round robin) Gi · Kids / Gi / 10-12 years / Boys / White/grey belt / -32 kg
2024-05-04 Adam Dockal
Loss
TATAMY 9 (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -32 kg
2024-05-04 Adam Dockal
Loss
TATAMY 9 (No-GI and GI round robin) No-Gi · Kids / No Gi / 10-12 years / Boys / Beginner / -32 kg
2024-04-20 Adéla Gutov Jeličová
Loss
ADCC Czech Open 2024 No-Gi · Kids Mix 9-10 years / Beginner / -32Kg

Calculation details

Rating breakdown for the past 12 months

See the published month-end rating and the rating-eligible matches added in each month. Open a month for details.

September 2025 No new matches Change 0 Rating 1,245

Rating-period composition

Rating matches
1 0
Record
1–0 Previous month 1–0
Opponents
1 0
Events
1 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

Relevant matches
-
Official ranking percentile
-
Performance
-

- weighted matches against - different opponents across 3 events

Weighted win rate
-
Expected win rate
-
Average opponent rating
-
Repeated-opponent share
-
Network connectivity
-