Sienna Roberts

Sienna Roberts is a Grey belt Brazilian jiu-jitsu competitor from SJJA Team, with a recorded Australian record of 17–3.

GreyHigh volume

Fought 20 recorded matches as Grey since Nov 2025

Upset win

Ended a 13-match win streak

Beat Yana Kolaroski at Caloundra Open 2026 while they were on a 13-match run.

See these matches

Wins

Win rate

85%

Losses

Recorded performance20 matches

91%

10–1 · 11 matches

No-Gi

78%

7–2 · 9 matches

By belt

Grey17–3 · 2085%

Filter by Opponent	Filter by Event

Aeyana Catayong	14 Aug 2026AJJC 2026 - Australian Jiu Jitsu Championship	Girls No-Gi / Grey / Junior III (12yrs) / -38.90 kg	Submission
Sumayyah Ameen	14 Aug 2026AJJC 2026 - Australian Jiu Jitsu Championship	Girls Gi / Grey / Junior III (12yrs) / -36.2 kg	Submission
Yana Kolaroski	25 July 2026QJJC - QLD State Championship 2026	Girls No-Gi / Grey / Junior III (12yrs) / -34.80 kg	Submission
Sophie Panlook	25 July 2026QJJC - QLD State Championship 2026	Girls Gi / Grey / Junior III (12yrs) / -36.2 kg	Points
Sophie Panlook	7 June 2026Sunshine Coast Championship 2026	Girls No-Gi / Grey / Junior III (12yrs) / -34.80 kg	Points
Skyla Toy	7 June 2026Sunshine Coast Championship 2026	Girls No-Gi / Grey / Junior III (12yrs) / -34.80 kg	Points
Sophie Panlook	7 June 2026Sunshine Coast Championship 2026	Girls Gi / Grey / Junior III (12yrs) / -36.2 kg	Submission
Skyla Toy	7 June 2026Sunshine Coast Championship 2026	Girls Gi / Grey / Junior III (12yrs) / -36.2 kg	Submission
Ruby Schrader	17 May 2026Moreton Bay Championship 2026	Girls No-Gi / Grey / Junior III (12yrs) / -38.90 kg	Points
Jaydah Curtis	17 May 2026Moreton Bay Championship 2026	Girls Gi / Grey / Junior III (12yrs) / -40.3 kg	Submission
Jaydah Curtis	17 May 2026Moreton Bay Championship 2026	Girls Gi / Grey / Junior III (12yrs) / -40.3 kg	Points
Sophie Panlook	22 Mar 2026Caloundra Open 2026	Girls No-Gi / Grey / Junior III (12yrs) / -34.80 kg	Points
Yana Kolaroski	22 Mar 2026Caloundra Open 2026	Girls No-Gi / Grey / Junior III (12yrs) / -34.80 kg	Points
Sophie Panlook	22 Mar 2026Caloundra Open 2026	Girls Gi / Grey / Junior III (12yrs) / -36.2 kg	Submission
Zahlee Costa Santana	22 Mar 2026Caloundra Open 2026	Girls Gi / Grey / Junior III (12yrs) / -36.2 kg	Submission
Ruby Schrader	23 Nov 2025Gold Coast Championship 2025	Girls No-Gi / Grey / Junior II (11yrs) / -34.80 kg	Points
Paige Hvass	23 Nov 2025Gold Coast Championship 2025	Girls No-Gi / Grey / Junior II (11yrs) / -34.80 kg	Points
Paige Hvass	23 Nov 2025Gold Coast Championship 2025	Girls Gi / Grey / Junior II (11yrs) / -36.2 kg	Submission
Ruby Schrader	23 Nov 2025Gold Coast Championship 2025	Girls Gi / Grey / Junior II (11yrs) / -36.2 kg	Points
Ruby Schrader	2 Nov 2025East Coast Championship 2025	Girls Gi / Grey / Junior II (11yrs) / -36.2 kg	DQ