Jhon @jhon_kallagan0275 #1487814690

3 March 2020

account created (per Roblox API)

27 Oct 2026, 11:59

last measured (UTC)

Username record

@jhon_kallagan0275 — observed 27 October 2026

Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.

Groups owned (as measured)

JKC | Roman Echoes#575302962

4

JKC | DEATHWATCH#40389005

1

JKC | XII FULMINATA#160564856

1

Roman Military Service#35570679

1

DTP | Delta Trooper#248726385

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

Scriptbloxian Studios#4705120 · Legend

Brookhaven by Voldex#3104358 · Member

RELL World#1226491 · [Gen] 2X21

Tycoon Playground#10446127 · Member

Thinking Project#1235888 · noob

Shyfoox Studios#2969540 · Foox

US Simulators#10741807 · Member

Police Roleplay Community#4328109 · Community Member

Vanity Studio#4063400 · Fans

DEVTEC STUDIOS#981473112 · Member

|GAR| Grand Army of the Republic |#5214183 · Cadet

The US Military 1940s#4545116 · Private

United States Army #3108077 · [E1] Private (Basic Combat Training)

Tycoon Typhoon#3234576 · New

Schwifty Studios#3642592 · Fans

SCP | Roleplay Community#5479038 · Roleplayer

Stateview Correctional Facility. ∞#5025380 · Emergency Response Team

StyLiS Studios#1103278 · Supporters

Hapless Studios#5502618 · Supporter

Simple Games Incorporated#7312028 · [👥] Fan [👥]

Μilitary Simulator#4800484 · Red Army Conscript

Five-O Community#4824823 · Member

United States Secret Serviceᅠᅠᅠ#5856978 · Special Agent

Special Containment Procedures Foundation [SCPF]#2760782 · Class - D

Quarantine Roleplay Community#6448240 · Community Member

PLATINUM FIVE#4668709 · Member

Jaller's Projects#266819 · 🌾Farm Residents🌾

The Pizzeria Roleplay: Remastered#2773187 · Member

Is Real !#34596708 · Member

The United States Marine Corpsᅠᅠᅠ#5655676 · [E1] Private (Basic Training)

Vikings Studio#3765739 · Member

United States Army #4121686 · [E1] Private

The Galactic Empire ‌ ‌ ‌ ‌#3145747 · Corporal

REACT Studiosᅠ#17180419 · Member

Special Weapons and Tactics Unitᅠ ᅠ#10394427 · Sergeant

SCPF || Special Containment Procedures Foundation#3069549 · Class D

The Galactic Empire GRW#5298627 · Private

The Vesteria Team#4238824 · Adventurer

「SBO:R」Sword Blox Online: Rebirth#5683480 · Community

The Galactic Republic GRW#14625178 · Cadet

Roblox Intervention Foundation#5189037 · Clearance-0

Empire Clash Community#13025287 · Community Member

First Response Studios.#3621763 · Member

SCP:F ~ Special Containment Procedures Foundation#4743750 · [Class - D]

Australian Armyᅠᅠᅠᅠᅠᅠ#5245266 · [OR-1] Private

Half-Life World#13426157 · Community Member

Grand Alfheim#32393597 · [C] Community Members

Yellow Gearworks#3363833 · Supporters

United States Marine Corps#2537897 · [RT] Recruit Training

Zeta Medical Corporation#5763193 · Community Fan

Timberline Productions#7856718 · Member

Military Productions,#34003483 · Member

[GAR] Grand Army оf the Republic#33537532 · ⚪ Republic Military Personnel

The Clone Army of the Republic TCAR.#3928551 · E-3 | Specialist

USSS | Νational Guard#6752151 · [E1] Enlisted

The Sith Orderᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠ#16285251 · Minion

First Response | Studios#4987925 · Community Member

Stargate Horizons Community#3218449 · Member

The Republic Of Scotvia#3585667 · ┆Citizen

Takeover : Studios#5288525 · Member

The Galаctіc Republic#34755744 · Trooper

GALAX RÔLEPLAY FR#8387271 · Galaxois(e)

Universаl Union#6282775 · Member

Sandy Shores ||| DOJ-RP#34753038 · Member

Stargate Command | SGC#6762663 · [E-5] Staff Sergeant

Fragile Entertainment™#2897191 · 1 | Community Member

Universe Development's#10599582 · PLAYER [+1]

TEL0lV Studios#7995517 · Member

Victoria County#5066658 · Community Member

The Galactic Republic Clone Military#5573632 · E1 | Cadet

Vault 52 Studios#8652530 · Member

Realms Of The Ring#4010189 · Wanderer

Orange Colored Skies#8027732 · Drifter

The Legions of the Republic#366919019 · Waved

Silver Wood State Community#534376889 · Lakora State Member

IMPERIUM | HUB#15335998 · Fan

San Andreas Highway Patrol | Subdivisions#11080349 · Member

UPSILON RP#14719918 · Joueur

[CW] Grand Army of the Republic#1092793046 · Cadet

Studio Baguette#5654094 · Membre

Senatus Populusque Rоmanusᅠ#10434918 · Plebeian

AFPU: Armed Forces and the People United#4212752 · [E-1] Airman Basic

United States Army Foreign Relations#5132011 · Visitor

Electronic Inc#9950687 · Membre

Devbranch Creations#12020529 · Fan

NORTHERN FRONTIER | HUB#34464523 · Fan

Imperi | Rome#33379565 · Barbarian

| Urban Studios |#13839305 · Community Member

Stargate: Explorers#7103956 · Member

The Rookie Roblox#34464696 · Rookie Member

Rat Interactive Studio#14972580 · Settler

Universal Unionᅠ#10079402 · RCT | Recruit

Flashpoint Studios | Law Enforcement Simulators#950053983 · FS | Member

SCP:F.RP | Community#5698913 · Member

[TSC] The Seven Crowns#35680226 · Lowborn

SARP | San Andreas Role Play#11354272 · Civilian

United Nations Spαce Command#6718423 · [E0] Cadet

Resources Development Administrаtion#33576650 · Level - 2

Roblox Graphics Co#3765175 · Member

|TGA| The Grand Army Of The Empire#15510506 · E1 | Cadet

Membership and rank as measured from this user’s public group list.