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@KoolJ659 #421827480

23 October 2017
account created (per Roblox API)
4 Oct 2026, 19:50
last measured (UTC)

Username record

@KoolJ659 — observed 4 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)

Mongrels Farewell#16445501
6

Open data

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

Also a member of

LSPLASH#3049798 · you guys
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The Flamingo Fan Club#3336691 · December 5th we will all do something
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16bitplay Games#3233280 · Member
7,253,041
Slap Battles#9950771 · BELOVED FAN <3
6,728,119
Paradoxum Games#4914494 · Player
6,043,724
Hexagon Development Community#5693735 · Member
4,900,224
Murder Mystery#1030692 · Innocent
4,765,934
Easy.gg#5774246 · Member
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Names Are Not Important#8731481 · Member
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Rats United#5948630 · Soldier
1,336,489
PlayCombatWarriors#5192826 · Combat Warrior
1,200,298
Κarate#9434941 · Player
632,088
The Smiles Family#4544144 · Our Guest
559,129
Moondrop Studios#4368670 · Member
531,580
CringlePuffs#3360186 · Member
496,298
Official Team Turtle#3329643 · Team Turtle
479,469
Marmot's Oven#33895110 · Member
433,153
Starboard Studios#3755133 · Follower
399,336
MyGroupNamesThis#2986372 · Bacon Army
376,773
The Chicken Nugget Gang#3015005 · Chicken Nugget
352,990
Peak Precision Studios#2654642 · Fan
329,615
Check It Containment Corporation#6016348 · Test Subject
301,908
Animatronic World Classics#2697822 · Members
294,195
Kelvingts#4625493 · C - Rank
227,419
Grupo Do Lord#10881060 · ⭐Anime Fans
178,999
Church of Decay#5917063 · Sacrifice
133,257
SCP Architect#5237344 · Architects
132,557
Blackout District#6568965 · Member
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ZON UGC#10646608 · Member
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Universal Pictures#33760214 · Fan
66,202
Great Clоne Army of the Republic#5425370 · Member
59,525
Metallica Official Fan Group#17393991 · Member
39,313
Wabbit UGC#17162379 · 🤪minions🤪
32,761
Chubby Carrots#14695818 · Carrots
32,501
Roblox UGC Factory#16519400 · Fans
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Cosplay Box Store - Accessories for You!#15900817 · Membro
25,768
High Dominion#16660274 · Membro
22,220
//-W.I.P-//#15468689 · Customers
17,078
ToxicJIm#5305221 · Jim's Friends
14,614
Daybreak.Games#15809968 · Member
14,388
Blackout's Costumes#4456757 · Follower
14,027
Team Fortress 2 Fan Club#8493 · Member
11,739
Content Deleted 33018673#33018673 · Brickys
9,003
Hardened Armory#33268129 · Member
8,873
Spingleflop UGC#32697277 · Spingloid
7,430
Hooligan Productions: Freddy's After Hours#6511547 · hooligans
6,583
H̸̓̓S̷͂̊ ̶̑́C̴̊͒o̷͙͗r̵̈̓p̶͙̎#12112282 · Member
3,232
The Autobot Basement#34354804 · Fellows that like my work
1,539
AFK - Ash Fallen Knights#33210063 · AFK - Ashes
1,333
Miyagi Do Karate#7805241 · White Belt | Signing Up
1,303
Spacelink#16408235 · Member
947
The Symbiote Squad#5159827 · Test Subject
881
GUARDIANS of the GALAXY ✈#1143320 · 🌓 Who?
669
-Jedi Council-#9423261 · Padawan
634
firewolf's designs#13578498 · Sigmas
401
|•|Cobra kai Karate|•|#8939674 · 🤜White belts🤜
163
ROBLOX StarWars Saga#14875511 · Citizens Of Tatooine
127
Rehans t-shirt business#5286993 · Recruits
80
Benton,s fun hangout group#6764747 · Best boi
67
the smileys:)#7402545 · Smile :)
52
~Cia's Wolf Pack~#32730214 · Daddy's kittens🤓🥺👆😈👆😈👆
16
zgl6 and friends!#8449537 · Accepted members
6

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