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@matkohrajko

Mat @matkohrajko #462588604

16 December 2017
account created (per Roblox API)
20 Aug 2026, 05:31
last measured (UTC)

Username record

@matkohrajko — observed 20 August 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)

matkohrajko Group#7332288
48
Lota Corporation#11384635
16
Lota Corporation - O1 Council Forces#14012507
3
Trainers boar city#8351579
2
Lota Corp - Hostile Community#14012552
1
Lota Corp - Lota Labs#14012550
1
Lota Corp - Specialized Response Team#14012544
1

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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Sonar Studios#2919215 · 🕹️Sonarian
18,662,975
Sol's Studio#8509669 · [Gamers]
12,670,390
The Flamingo Fan Club#3336691 · December 5th we will all do something
9,880,264
(学乱) Gakuran#416091513 · Students
7,564,569
RELL World#1226491 · [Gen] 2X2X
6,621,860
Pilot Training Club#2794513 · Trainee Pilots
3,879,775
USSF - United States Special Forces#22025 · [1] Private
3,414,021
Awesome Ninja Games#15557357 · Member
3,247,060
Pinewood Builders#159511 · Member
3,025,858
Splitline: World#35155002 · Member
2,488,261
Police Roleplay Community#4328109 · Community Member
2,227,023
The US Military 1940s#4545116 · Private
1,541,843
United States Army    #3108077 · [E2] Private Second Class
1,430,907
Rats United#5948630 · Soldier
1,336,316
Official [Ro-Ghoul]#4080199 · Supporters! Thank you (:
1,097,679
Stateview Correctional Facility. ∞#5025380 · Corrections Officer
1,006,541
Medal TV#34792238 · Member
992,735
The Nighthawk Imperium#1174414 · | T | Private
906,485
ECG Studio#7227187 · Member
775,561
generic roleplay gaem fanclub.#5574524 · fan.
736,652
United States Secret Serviceᅠᅠᅠ#5856978 · Agent In Training
635,656
Badorkbee#3375285 · Follower
489,876
PANTSIR DevTeam#12609204 · 〘💬〙Community Member
479,976
Robloxian Myth Hunters#619142 · Myth Seeker
423,388
Hοly Rοman Empire#5908211 · Recruit
363,417
Monsters of Etheria#539558 · Trainer
352,148
Sushi Deluxe Studios#819859458 · Member
346,316
The Robine#2808906 · Ground Unit 05
343,838
Panhandle#34562466 · Menber
248,547
Empire Frаnçаis#5610765 · Soldat
242,815
Pinewood Builders Security Team#645836 · Trainee
241,200
Lowest Choir#82151761 · Choir Member
238,398
Aogiri-Tree [Ro-Ghoul]#4080256 · C-Rated
227,443
Warlords Game Group#11199286 · Warlord
221,724
Survive Homelander Community#32964299 · Member
201,063
Foxtrot Asуlum Rolеplay#5555046 · Legacy Patient
195,557
Commonwealth of Pennsylvania | RP#5598688 · Trainee
183,209
content deleted_2864910#2864910 · Trainee
169,327
The Galactic Republic #2742631 · E2 | Trooper
138,159
SCP:F ~ Special Containment Procedures Foundation#4743750 · [Class - D]
135,018
Risk Universalis - Conquest RP#2568175 · Participant
129,446
Hoodlum Interactive#15707162 · Member
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[-] Royal Guards#32411430 · Guardsman
108,264
S.C.P. Roleplay#3895837 · Level-0
106,237
The Mayhem Syndicate#4890641 · Recruit
89,827
USSS | Νational Guard#6752151 · [E1] Enlisted
75,783
State of Mayflower#3403692 · Tourist
66,288
British Army ­#4000196 · Guardsman
61,120
Mythsman: Myth Investigation Service#4612275 · Investigator
47,082
Overheat: Mech Warzone#4838543 · Fan
38,365
Military Productions.#13955368 · Member
32,516
Premier Corps#6057318 · Militaire du Rang
31,459
Impеratorskaya Armiyaᅠᅠ#7528791 · Ryadovoy
28,919
The Eternal Engine#6626969 · 3rd Class Passenger
27,865
Sky Travel LTD#2773294 · Drivers
24,262
United States Аrmу#5826061 · Volunteer
24,187
United Stаtеs Αrmуᅠᅠ#15902418 · Recruit
20,539
SUN | United Nations#10385085 · International Citizen
19,415
Europa Invicta#6134447 · Supporter
19,142
First Divisіon#9686866 · Ranker
17,299
Brіtіѕh Аrmу#14336164 · Recruit
14,781
Peaky Blіnders#12512689 · Associate
12,334
Unitеd Statеs#9072673 · Foreigner
9,603
Noord-Brabant Community#3657609 · Member
7,427
Unitеd Kіngdоm#9072283 · Foreigner
6,819
SUN | Department of Peace Operations#16365233 · Private
5,951
Chill Insurgency#6351173 · Class Drip
5,717
US MАRINE CORPS#10822431 · Land Service Bat. Ranker
3,738
Great British Emρire#7585541 · Private
3,238
Fred's Studio#6428063 · Member
2,763
Penguin Treasury#34157161 · Menig
2,506
Household Brigade#7907149 · 3rd Scots Guard
2,063
MPS | 101st Airborne Division#34084145 · Recruit
1,331
British Army's Quartermaster#13318727 · British Soldier
964
Tredje Brigadén#34158510 · Manskap
928
\Payouts/#14404370 · Veterans
725
Chant Fans#15170356 · Chant Fan
694
Sweazy Studio#33075132 · Member
380
United States Army [1812]#15152673 · Vol | Volunteer
358
Mans Games!#16201187 · Member
253
CPA ellets#91273 · 🌱Player
194
Man's Studios#7135101 · Epic Members
178
The Rising Dead Game#17378594 · Member
152
Broken Imaginations#11703475 · gamek_2
139
The Roblox Roman Army#5693568 · Personnel Manager
109
USAF • United States Air Force#4464586 · [E1] Airman Basic (Air Force Basic Training)
101
Devlet-i Aliyye-i Osmân#35848016 · Gönüllü
95
Mans Gameshows#13454778 · Member
71
Sweazy Productions#32052367 · Supporters
53
Rоyal Engineerѕ#14575393 · Engineer Recruit
49
Bores United#6046463 · Friends of Bore
29
Trilex's Group#4283881 · Admin 👨🏽‍💻
22
Bataillon des Marins de la Garde | 1812#35848126 · Enlisted
16
team laptop and team pc#7425504 · laptop member
9
Lota Studios#12430743 · Member
9
-- U.C --#6914479 · Optio
8
The Grand Army Of Doggerland#16681402 · Rankers
7

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