Sebastian McDermott

Sebastian McDermott is a Grey belt Brazilian jiu-jitsu competitor from CAZA BJJ Australia, with a recorded Australian record of 10–10.

GreyHigh volume

Fought 20 recorded matches as Grey since Mar 2025

Turnaround

1-7 then 5-3

5-3 in the last 8 recorded matches, after 1-7 in the 8 before that.

Last 8

Previous 8

See these matches

Wins

Win rate

50%

Losses

Recorded performance20 matches

64%

7–4 · 11 matches

No-Gi

33%

3–6 · 9 matches

By belt

Grey10–10 · 2050%

Filter by Opponent	Filter by Event

DeKarlo Lee-lo Smith	6 July 2025Grappling Industries BRISBANE9 on the day	No Gi Kids / Intermediate (Grey) / 10 - 11 years / -115 lbs	Points0–6 · 1–0 pen
Evelyn Williams	6 July 2025Grappling Industries BRISBANE9 on the day	No Gi Kids / Intermediate (Grey) / 10 - 11 years / -115 lbs	Walkover
Malakai Thompson	6 July 2025Grappling Industries BRISBANE9 on the day	No Gi Kids / Intermediate (Grey) / 10 - 11 years / -115 lbs	Submission0–6
Arlo G. De Carvalho	6 July 2025Grappling Industries BRISBANE9 on the day	No Gi Kids / Intermediate (Grey) / 10 - 11 years / -115 lbs	Points0–0 · 1–0 pen
Malakai Thompson	6 July 2025Grappling Industries BRISBANE9 on the day	Gi Kids / Grey / 10 - 11 years / -115 lbs	Submission
DeKarlo Lee-lo Smith	6 July 2025Grappling Industries BRISBANE9 on the day	Gi Kids / Grey / 10 - 11 years / -115 lbs	Points4–0
Olivia Kleidon	6 July 2025Grappling Industries BRISBANE9 on the day	Gi Kids / Grey / 10 - 11 years / -115 lbs	Points4–0
Evelyn Williams	6 July 2025Grappling Industries BRISBANE9 on the day	Gi Kids / Grey / 10 - 11 years / -115 lbs	Submission6–0
Arlo G. De Carvalho	6 July 2025Grappling Industries BRISBANE9 on the day	Gi Kids / Grey / 10 - 11 years / -115 lbs	Points11–0
Harry Durham	21 June 2025QJJC - QLD State Championship 2025	Boys No-Gi / Grey / Junior II (11yrs) / Ultra Heavy	Submission1–2 adv
Opie Johnson	21 June 2025QJJC - QLD State Championship 2025	Boys Gi / Grey / Junior I (10yrs) / Above 48.3 kg	Decision0–0
William Maclean	1 June 2025Sunshine Coast Championship 2025	Boys No-Gi / Grey / Junior II (11yrs) / Ultra Heavy	Submission0–14
Arlo G. De Carvalho	1 June 2025Sunshine Coast Championship 2025	Boys No-Gi / Grey / Junior II (11yrs) / Ultra Heavy	Points6–2 · 1–4 adv · 3–3 pen
William Maclean	1 June 2025Sunshine Coast Championship 2025	Boys Gi / Grey / Junior II (11yrs) / Above 51.5 kg	Advantage0–0 · 0–1 adv · 1–1 pen
Opie Johnson	18 May 2025Moreton Bay Championship 2025	Boys No-Gi / Grey / Junior I (10yrs) / Ultra Heavy	Points2–6 · 1–2 adv · 4–3 pen
WOLFGANG JAMES VEGA	18 May 2025Moreton Bay Championship 2025	Boys Gi / Grey / Junior I (10yrs) / Above 48.3 kg	Points2–5 · 1–3 adv
WOLFGANG JAMES VEGA	18 May 2025Moreton Bay Championship 2025	Boys Gi / Grey / Junior I (10yrs) / Above 48.3 kg	Submission14–0 · 1–0 adv
Hunter Wall	23 Mar 2025Caloundra Open 2025	Boys No-Gi / Grey / Junior I (10yrs) / -46.90 kg	Submission9–2 · 0–2 adv
Sebastian Amoroso	23 Mar 2025Caloundra Open 2025	Boys Gi / Grey / Junior I (10yrs) / Above 48.3 kg	Submission4–0 · 1–1 adv
Harley McDonald	23 Mar 2025Caloundra Open 2025	Boys Gi / Grey / Junior I (10yrs) / Above 48.3 kg	Submission7–0