Grant Marunui

Grant Marunui is a Purple belt Brazilian jiu-jitsu competitor from Hori Thai Rotorua, with a recorded Australian record of 2–3.

Purple

Fought 2 recorded matches as Purple since Jan 2026

Rivalry

4th meeting, series 2–1

3 recorded meetings with Chey Milne.

Wins

Win rate

40%

Losses

Recorded performance5 matches

No matches

No-Gi

40%

2–3 · 5 matches

By belt

Purple0–2 · 20%

Blue2–1 · 367%

Filter by Opponent	Filter by Event	Filter by Division	Filter by Result
Garth Amrein	10 Jan 2026 · The Hakaraia Wilson Memorial Grappling Tournament	Male No-Gi / Purple / Tane / -80 kg	Points0–13
Rehua Selwyn	10 Jan 2026 · The Hakaraia Wilson Memorial Grappling Tournament	Male No-Gi / Purple / Tane / -80 kg	Submission2–0
Chey Milne	29 Mar 2025 · BOP Grappling Series No-Gi Open	Male No-Gi / Blue / Master 2 (36-40yrs) / -80 kg	Points6–2
Chey Milne	29 Mar 2025 · BOP Grappling Series No-Gi Open	Male No-Gi / Blue / Master 2 (36-40yrs) / -80 kg	ClosePoints2–5
Chey Milne	29 Mar 2025 · BOP Grappling Series No-Gi Open	Male No-Gi / Blue / Master 2 (36-40yrs) / -80 kg	ClosePoints4–2