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Mrtje @MrtjeKoekepeertje #1734861540

3 July 2020
account created (per Roblox API)
8 Nov 2026, 03:24
last measured (UTC)

Username record

@MrtjeKoekepeertje — observed 8 November 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)

Open data

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

Also a member of

Nosniy Games#3461453 · Fan
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LSPLASH#3049798 · you guys
24,208,925
Sonar Studios#2919215 · 🕹️ Sonarian
18,858,841
Chillz Studios#2782840 · 🌟Royal Member🌟
18,700,571
Current.#34852864 · Member
18,337,841
Uplift Games#295182 · Dreamer
14,937,983
Sol's Studio#8509669 · [Gamers]
12,744,350
AoTR [PI]#17347863 · Member
11,956,805
⨯ Small World Games#17140361 · Goof
10,101,944
Shiny Pixels#9152522 · Pixel
9,796,617
ATYS 3#1034205759 · 成员
7,327,802
YUМ#11122367 · Small Portions
6,070,936
Tycoon Empire Studios#11221055 · Fan
5,245,402
Kitawari#17219742 · Member
5,029,569
Welcome to Bloxburg: Fan Club#2910593 · Bloxburgers
4,939,255
Small World Games x Anime Defenders#34121350 · Member
4,752,588
The MonkeyMan Fan Club#14765325 · Member
4,558,054
Frost Blade Games#8605341 · Member
4,085,941
thunder1222 Productions#553699 · Member
3,390,091
US Simulators#10741807 · Member
3,337,390
Anime Final Quest#34258454 · Member
3,230,516
Slayers Unleashed#10030212 · Game Community
2,955,632
Cool group for big cool people#9285211 · Pro
2,939,263
Expeditions Entertainment#35929511 · Member
2,928,339
Playduo Studio#4626344 · ⭐Fan
2,818,398
Shiny Star Games#11346367 · Member
2,477,329
ΞGO#34966374 · Member
2,305,709
TBlox Studios#6039961 · Player
2,251,030
Smart's Studio#6504408 · Fans [🥰]
1,567,745
Super Heroes™#3020631 · Member
1,539,470
wunmo#8019744 · wunmo
1,436,376
SLAP by Current.#1032198460 · Member
1,368,080
Pseudostudio#8886210 · Crewmate
1,319,222
The Woods Company#454397042 · Member
1,165,887
Bizarre Collective#33161040 · Member
1,026,832
Peanut Butter Entertainment#34401723 · Member
1,020,596
Medal TV#34792238 · Member
1,016,794
AFS: Endless#361078446 · Member
965,824
Grupito dos Noobitos#9725645 · Member
934,329
Universal Tower Defense [UTD]#33861560 · Member
921,118
Gamer Robot#2938223 · Member
839,252
Whom.#15433403 · The Cool Bunch
788,860
TAKLA SQUAD#9546376 · Member
728,542
Tycoon Empire!#5270391 · Member
723,412
Ro-Bot Studios!#35120320 · Scientists
711,057
Whirlpool Studio#2756366 · Fan
621,990
Sharkbyte Studios#3190544 · Sharkbyte Supporter
617,916
Wavy Crown#6684389 · Fan
591,107
Tsukikage.#614697100 · Member
571,478
Starlight Softworks#5233163 · Fan
556,441
Superb Melon#4589677 · Member
474,154
Sound and Vision#33810184 · Member
454,808
Virus Games Studio#11079908 · Member
427,967
The State of Mind#4347428 · ⭐️ Important Member
416,441
Soaring Games#7508011 · Member
396,669
MOMENTXM#17351304 · [Player]
394,346
Divine Duality#33206954 · Member
370,606
Twin Atlas#15556721 · Follower
369,593
Splashy Studio#8442735 · 😊 Friends
342,832
Tank Legends Team#14606583 · Member
317,151
Sandbox Engine#526116898 · Member
304,490
Saber Unbound#211923618 · [🍀] Players
297,871
Thermal Interactive#11517261 · Member
292,483
「The Crimson Crusaders」#8192155 · Another Bird?
284,540
Survive Homelander Community#32964299 · Member
201,030
REDLINER#35646671 · REDLINER
188,695
The Ball Games#577586365 · Member
181,830
Hi-Fun Interactive#33912907 · Fans
151,482
SCP Architect#5237344 · Architects
137,402
Shift-Lock Studios#8517069 · Member
124,913
Where is my mom#34506269 · Member
89,912
SmartGuy#12868531 · Member
80,894
TITANEX#35876503 · VIPS
71,536
USTA#32435380 · Member
70,414
Sword Simulator Remastered#7782360 · Member
43,747
The Break Is Over#35812357 · Unemployed
42,131
ACBX Team#11085403 · Member
39,397
Think Smart.#11161300 · Member
37,999
SuperPizzaShark#11190522 · Member
34,352
Sword Battles Official Group#14786405 · Member
12,833
Legion of The balls#818290876 · Member
60
The best thing team#17168188 · Member
9
PASSIONE GANGSTARS#757933754 · Member
7

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