Zach Olster
16 matches · 8 won · 8 lost · 0 with video
Grappling Industries NEW HAMPSHIRE 2026-08-15
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Lost
vs Beau Miller
(Kevin Watson Brazilian Jiu-Jitsu)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -170 lbs · Round 3 · walkover
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Lost
vs Robert Dunphy
(VisionQuest Muay Thai)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -170 lbs · Round 4 · walkover
-
Lost
vs Grant Dodge
(Gracie Gym Maine)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -170 lbs · Round 2 · walkover
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Lost
vs Diego Camp
(North Andover Jiu-Jitsu)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -170 lbs · Round 1 · points
-
Lost
vs James Crone
(Unita BJJ)
Absolute No Gi - All Levels / Male / Masters & Seniors · Round 3 · submission
-
Lost
vs Rory Connors
(Connors Martial Arts Academy)
Absolute No Gi - All Levels / Male / Masters & Seniors · Round 2 · submission
Grappling Industries NEW HAMPSHIRE 2025-12-28
🥉 3rd Gi Adult / Male / Blue / Master (30+) / -170 lbs
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Won
vs Malony Silva
(Burgess Academy of BJJ and MMA)
Gi Adult / Male / Blue / Master (30+) / -170 lbs · Round 4 · disqualification
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Lost
vs Robert Peters
(Dedeco BJJ)
Gi Adult / Male / Blue / Master (30+) / -170 lbs · Round 5 · decision
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Lost
vs Andrew Spiewak
(Burgess Academy of BJJ and MMA)
Gi Adult / Male / Blue / Master (30+) / -170 lbs · Round 2 · submission
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Won
vs William Jackman
(Nostos MMA)
Gi Adult / Male / Blue / Master (30+) / -170 lbs · Round 1 · points
Tap Cancer Out 2025 Massachusetts BJJ Open - ADULTS 2025-11-08
🥇 1st Male / Masters (30+) / White / Lightweight
-
Won
vs Derek Forti
(Elements MMA)
Male / Masters (30+) / White / Lightweight · Round 4 · submission
-
Won
vs Dakota Edmiston
(Carl Clan Brazilian Jiu Jitsu)
Male / Masters (30+) / White / Lightweight · Round 3 · submission
-
Won
vs Kevin Yang
(Broadway Jiu Jitsu)
Male / Masters (30+) / White / Lightweight · Round 2 · points
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Won
vs Ricardo Jean-baptiste
(Gracie Barra Braintree)
Male / Masters (30+) / White / Lightweight · Round 1 · submission
Grappling Industries NEW HAMPSHIRE 2025-08-30
🥇 1st Gi Adult / Male / White / Master (30+) / -170 lbs
-
Won
vs Colin Stemper
(Infinity Martial Fitness)
Gi Adult / Male / White / Master (30+) / -170 lbs · Round 3 · points
-
Won
vs Nathan Mandsager
(Renzo Gracie NH)
Gi Adult / Male / White / Master (30+) / -170 lbs · Round 1 · submission
Teams
- Team Triumph Brazilian Jiu-Jitsu (NH) 5 events, last 2026-08-15
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