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@sir1r

@sir1r #552888301

24 March 2018
account created (per Roblox API)
16 Sept 2026, 16:59
last measured (UTC)

Username record

@sir1r — observed 16 September 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)

Pika Forever!!!#11148494
11
Pika Forever!!!!!#11148534
3

Open data

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

Also a member of

Blue Lock Rivals Unofficial Fans#34671275 · Member
32,674,201
100% ALGO SHOT#1008902725 · Member
32,445,412
Wiggity.#12836673 · Member
30,376,669
LSPLASH#3049798 · you guys
23,959,264
Sonar Studios#2919215 · 🕹️Sonarian
18,478,655
Bee Swarm Simulator Club#3982592 · Member
18,221,363
Current.#34852864 · Member
18,135,504
Roblox#7 · Member
13,488,328
Jandel's Road Trip#33097934 · Owner
7,151,957
RELL World#1226491 · [Gen] 2X21
6,615,659
[B:S] Azure Latch Team#35316274 · Member
6,503,434
Paradoxum Games#4914494 · Player
6,028,472
Varis Studios#32421331 · Fan
5,690,163
Murder Mystery#1030692 · Innocent
4,756,884
mPhase#10587104 · Member
4,321,759
ROLVe#2613928 · Members
4,291,329
Tetra Games#4843918 · Fan
4,191,208
Thinking Project#1235888 · noob
4,150,409
ChainLemonade Studios#5916008 · Lemon
3,776,575
Pink Slime Studios#5357344 · Slimer
3,529,409
Awesome Ninja Games#15557357 · Member
3,226,517
Cool group for big cool people#9285211 · Pro
2,939,551
Playduo Studio#4626344 · ⭐Fan
2,733,058
Parwaz Studios#4851134 · Member
2,655,186
Universe Time Studio#6556072 · Universe Member
2,466,740
ΞGO#34966374 · Member
2,296,581
Ignite Games#5878314 · Player
1,915,313
Pastriez ™#4334990 · Trainee
1,791,714
Bloxton Hotels#2788849 · 1 | Hotel Guest
1,743,699
uma racing Community#376874468 · Member
1,737,064
Power Simulator X#372019462 · Member
1,440,990
Hawkie Studios#9821921 · Member
1,410,778
Digging Games#9050583 · Member
1,398,785
Hotpot Studio#6897155 · Member
1,391,100
Polaroid Studios#15422038 · Pre-Alpha Players
1,265,157
Lyte Interactive#5449496 · Member
1,227,575
InnoVision#9162125 · Fan
1,099,263
ObliviousHD Fan Group#2769555 · Popcorn Enjoyer🍿
1,068,028
Bizarre Collective#33161040 · Member
1,036,645
Blox Studiо#4843020 · Member
974,192
HTH Games#129242994 · member
718,461
Stevos Gem Eras Roleplay#4303068 · ✨ | Supporter
680,789
Stepford County Railway#3620943 · [TD] Trainee Driver
665,679
Whirlpool Studio#2756366 · Fan
618,693
Qubix Games#11495802 · Members
594,222
Vinns Hotels and Resorts#5731115 · 1 | Trainee
580,964
ProCreations ·#4760134 · Member
460,984
Pixel-bit Studio#2684297 · ✨Subscriber✨
423,672
Dev House UK#9342981 · Gamers
420,136
RELL Seas#11020595 · Member
419,379
Project Baki#4626791 · Member
414,417
MOMENTXM#17351304 · [Player]
393,047
Blau Hotels & Resorts#4595505 · Hotel Guest
375,358
Monsters of Etheria#539558 · Trainer
352,149
TS Corporation.#16792806 · Member
320,638
ZELZ#2715812 · Valid Participant
282,072
The Vesteria Team#4238824 · Adventurer
222,997
Survive Homelander Community#32964299 · Member
200,178
GameBrazill#5268834 · Member
171,747
Rorian Adventure#6034897 · Players
164,224
Icey Studios!#8111390 · Fan
152,673
ENLITE Theatre#3636682 · Audience
149,134
The Construct#5229056 · Accepted
148,776
Scrumptious Studio#4172489 · Scrumptious Squad
146,549
Elemental Adventure!#139559 · Community Member
128,909
Undertale: Judgement Day#6221681 · Member
75,986
Hungwy Games#13728452 · hungwy gamers
72,280
Sonic Onset Adventure#7816623 · Fan
62,134
Shinobi Saga Community#10098304 · Community Member
59,200
Nightcycle#4181328 · Member
54,209
Undertale Ultimate Time Line Community#8229950 · Member
52,794
UT Fighting!#5752753 · Peoples!
49,401
Budokai-Z Community#15285043 · Member
46,250
Xeno Two Studios#12737066 · Community
40,370
Shonen: Online 2#14681002 · Member
38,777
Kasius#7016072 · 💵 | Supporters
36,182
MaskWare#7763328 · Member
35,185
Snowthorn Studios#5527677 · Member
33,563
Undertale Sans Au #####################8202574 · Giga chad memebers
32,526
Stop banning PL PLZ#9909562 · Member
20,447
New Seas | Community#16869004 · Community Member
19,742
Distortion Productions#7144416 · Member
18,179
Sands Offical Group#8211960 · Sander
18,100
The Fantastic World Of Witchcraft and Wizardry#9886583 · First Year Student
17,832
Straytale Studios#3547467 · Member
16,557
Official UCD Group#11319939 · Member(s)
13,819
Beyond Lloyd#5664809 · Member
7,820
Biofuse Productions#9647500 · Player
4,579
Project: Gohan ご飯#8239535 · Low Class Warrior
2,666
Project Myth Official Community!#8424971 · Member
2,496
Diamond Uprising#8582332 · Member
1,888
DΙO$A#7545290 · Members
1,291
Truth Games#6188299 · Supporter
714
Marlwolf Games#6180478 · Admin
116
The marlwolf6 fan club#8824209 · Admin/friends
47
Pika's Unite (Pika's United was taken)#8294132 · Pika king and frends
36
TheEpicPizzaSquad#7647189 · Noob Pizza Person
27
This the Friday Night Funk mods Group#12505127 · Tricky
15
DOGE OFFICIAL CLUB#6330390 · Member
15
Oofer group lol#5641760 · Noob
14

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