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@Sierraakb

babababababa @Sierraakb #156562728

28 August 2016
account created (per Roblox API)
13 Aug 2026, 19:57
last measured (UTC)

Username record

@Sierraakb — observed 13 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)

I-/-|-\-I#15880536
138
Blackwater Contractors [BWC]#12462963
37
Noob federation [NB]#4891195
28
-|DEVGRU|- Naval Special Warfare Development Group#12714368
27
SΙΞRRΑ#33135559
24
IlIlIlIlIlllIIlI#14704635
23
Trident Protection Co#14905907
18
--O--#32627782
13
10th ΜD#16875139
10
11th Μarine Expeditionary Unit#12970733
7
United States Μαrine Corpsᅠᅠ#9914137
6
Eleventh Marine Expeditionary Unit#12970766
3
|-\-/-|#16208528
3
Marine Cοrps Headquartersᅠᅠ#14363075
2
Marine Cοrps Military Ρoliceᅠᅠ#14310244
2
Helmand Province , Afghanistan#12674678
2
Noob Royal Forces#4915805
2
Φ_Φ#32026780
2
Marine Corps Military Police Special Reaction Team#14356524
1
International Security Αssistance Force#14287578
1
1st Reconnaissance Battalion.#14007623
1
Marine Corps Τraining and Education Commandᅠᅠ#14359943
1
Aquamarine Airways [AA]#8428515
1
Marine Forces Special Οperations Commandᅠᅠ#14363036
1

Open data

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

Also a member of

Chillz Studios#2782840 · 🌟Royal Member🌟
18,605,237
Bee Swarm Simulator Club#3982592 · Member
18,231,277
Paradoxum Games#4914494 · Player
6,048,611
ROLVe#2613928 · Members
4,295,362
Thinking Project#1235888 · noob
4,153,281
Pilot Training Club#2794513 · Trainers
3,879,474
Pinewood Builders#159511 · Member
3,025,368
Playduo Studio#4626344 · ⭐Fan
2,777,975
Alpine Ascents#4306874 · Known Climber
1,661,582
The Red Army .#4802792 · Junior Conscript
1,538,933
SLAP by Current.#1032198460 · Member
1,366,443
The Bruzz Group#36029920 · bruzz
1,255,304
United States Armed Forces [USA]#3054949 · [E-3] Specialized Servicemen
1,188,841
Teethyz Dentist#2957840 · Oral Surgeon
1,173,903
CRIMCORP#4165692 · Fan
1,161,503
Innovation Inc.#157764 · Member
1,143,814
The Nighthawk Imperium#1174414 · | 1 | Citizen
906,486
Μilitary Simulator#4800484 · Red Army Conscript
808,287
South Pacific Airways™#3909938 · Passenger
657,815
The Filipino Army#6052143 · [PVT] Private
488,528
Quantum Science Inc.#2847031 · Employee
485,869
REACT Studiosᅠ#17180419 · Member
329,237
Naval Roleplay Community#3534363 · High Ranking Officer🔱
258,157
Empire Frаnçаis#5610765 · Citoyen
242,818
Pinewood Builders Security Team#645836 · Trainee
241,196
The Vesteria Team#4238824 · Adventurer
223,380
SCP: Site Roleplay Community#2935212 · Group Member
219,950
The Robloxian General Hospital#2580112 · [1] Patient
206,794
Dualpoint Interactive#1066925 · Supporter
205,478
Innovation Security#901313 · [LR]In Training
169,608
Traits of War Community#3025405 · Roleplayer
95,808
The Conquerors 3 Fan Group#305775 · Fan
91,258
[VWRP] Vietnam War RP Community#2798061 · Roleplayer
73,512
United Stateѕ Air Force#6954601 · [E1] Airman Basic
73,191
Plaza Connect Community!#1207931 · Plaza Community
60,798
Sphinx Tactical Outfitter#2636690 · Customers
45,310
Polarstar Studios#5615635 · Members
40,596
United Stаtes Coаst Guаrd#12372872 · [E1] Seaman Recruit
37,423
ROBLOX History Museum#3255934 · C1 | Reserve Tour Guide
34,870
Anarchy's Apocalyptic Apparel#2713017 · Clientele
32,150
Dirty Civilian#17179200 · Civilian
30,425
The Eternal Engine#6626969 · 3rd Class Passenger
27,865
Tactical Clothing°#3016192 · Customer
14,811
SCP: Serious Roleplay#10624849 · Class-D
14,341
Hyperloop Transportation#1216593 · [OP] Operator
10,837
Lego Larpers#15258657 · Low Lander Scrubs
8,206
[StarSim] Grand Army of the Republic#6897077 · Cadet
5,364
Kinetic Resource Center#15317622 · Community Member
5,214
[StarSim] Community Hub#6896773 · Community Member
4,662
Ⅲ Ⅲ#8124530 · Community Member
4,192
PodTech#4836454 · Customers
3,991
Military Simulator Industries#5651991 · Client
3,578
SC.IRREGULARS#16692526 · Managing Member
1,610
simstore#15857213 · Customer
1,538
EIement.#10634491 · Customer
1,097
S1ERRA#16428204 · real cag man
889
Litex#11939880 · Customers
659
/†\/†\/†\/†\#14646914 · Assessment Course Clr
286
rosim.#33155891 · Community Member
250
itsRiko's HUB#11394043 · Member
245
Basra, Iraq#14919982 · Community Member
165
Peach Airlines || JP#5416334 · VIP
142
Naval Special Warfare Development Grоup#14595436 · GT
109
[SFA]Springfall Airlines#16465402 · Economy Class
89
3rd BattaІion 3rd Marines#11030083 · Private
53
3rd Battalion, 1st Marines Regimentᅠᅠ#10829762 · ITB
37
Team Ninja Jen#4236817 · 1st Class
23
Pegasus Airlines | Pegasus Hava Yolları#15400973 · Basic
15
SKULL HANGOUT#5176745 · skull friends
13
whitelisting#16125390 · Whitelisted
7
NovaCode Games#721285766 · Partner
3

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