Academy

De Been 100% Jiu Jitsu

Australian competition record. Wins and medals stay with the gym they represented at the event. The roster is who trains here now. Older events still use current gym until they are re-synced.

Gold

376

Silver

354

Bronze

270

383 athletes
181 adults
202 kids
18 black belts
1000 placements

Wins

1442

Win rate

48%

Losses

1563

Recorded performance3005 matches

Adults1304 matches

47% Gi (617 matches)53% No-Gi (687 matches)

Kids1689 matches

59% Gi (1004 matches)41% No-Gi (685 matches)

Competition

Gym rankings

Last 12 months, Australia-wide. Wins follow the gym named at the event.

Achievements

Top 10 gym

Win rate

48%

1442–1562

Athletes per event

9.5

91 events

Finish rate

57%

826 subs

Wins per fighter

3.8

wins each

Adults

Ranked by belt and record

#	Athlete	Belt	Record	Matches
76	Dan Holznagel	Blue	40%	5
77	Dexter Hong	Blue	40%

Kids

Ranked by belt and record

#	Athlete	Belt	Record	Matches
151	Harrison Rizza	White	0%	2
152	Liana Bell	White	0%

Recent results

Podium finishes while representing this gym, newest first

Athlete	Result	Division	Event
Celine Kayleigh Siddiqi-Singh	gold	GIRLS NO-GI / Grey / Junior II (11yrs) / -42,50 kg	SGTPERTH SUBMISSION WINTER SERIES '2628 June 2026
Sam McDonald	bronze	Male Gi / Blue / Master 3 (41+) / -88.3 kg (Medium heavy)	South Pacific Championship 202628 June 2026
Dana McDonald	bronze	Female Gi / Blue / Master 3 (41+) / -69 kg (Middle)	South Pacific Championship 202628 June 2026
Celine Kayleigh Siddiqi-Singh	silver	GIRLS GI / Grey / Junior I (10yrs) / -45,40 kg