Ostbjj
Constantinos Giannaras is a Brazilian Jiu-Jitsu competitor out of Ostbjj. JitsDex holds 3 matches across 3 events, going back to Jul 2025 — a 3–0 record compiled from Smoothcomp tournament results.
3 events · 3 matches · 1 gold · first event on record Jul 2025 · jitsdex.com
Newest first. The record shown is the running head-to-head against that opponent at the time.
| Opponent | Result | H2H | Event | Date |
|---|---|---|---|---|
|
Mike Abramovitz
Infinum BJJ
|
Win · submission | 1–0 | NextGen Toronto 2026 10th Year Anniversary | 2026-07-11 |
|
Hadi Hammoud
Enhanced BJJ
|
Win · disqualification | 1–0 | 2025 Ontario Open NoGi + ACE Cup Gi | 2025-10-25 |
|
Firat Baydir
(Independent / No Affiliation)
|
Win · points | 1–0 | 2025 Ontario Open NoGi + ACE Cup Gi | 2025-10-25 |