Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
Joker Mafia

Joker Mafia #355500

8
members (measured 3 Nov 2026, 16:48 UTC)
2 August 2011
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENroleplayuniformsmilitary-theme

Description

{JM} {JM} ----------------------- Uniforms: Shirt: http://www.roblox.com/The-Joker-Mafia-Group-Suit-item?id=58342920-------------- Pants: http://www.roblox.com/The-Joker-Mafia-NEW-Pants-item?id=58349573--------- JOKER MAFIA IS A MILLITARY GROUP------ Follow Us On Face Book: https://www.facebook.com/pages/Joker-Mafia/159721667448383

Written by the group; not a statement by this register.

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)MembersChange
3 Nov 2026, 16:478first reading

Ownership

Owned by @shane1223 as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

@shane1223 — Supreme Admiral (rank 255)

@supermorgan07 — Recruit (rank 1)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Supreme Admiral0
Agillity Trainer0
Admiral0
Colonel0
Captin0
Leuitenant0
Seargent0
Private0
Member8
Recruit0
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.