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@mattysmammy16

Jonkler @mattysmammy16 #117074916

27 March 2016
account created (per Roblox API)
21 Aug 2026, 01:50
last measured (UTC)

Username record

@mattysmammy16 — observed 21 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)

Vampire Comma Productions#8796349
44
Scary-Stuff Protestors#4226003
23
Firemen Volunteer Forces#35876041
7
Robloxian Rugby Union#15599636
5
La Grande Armée | French Army#8905488
4
Northern Ironland#35876022
3
Mr Maker INC.#16785363
3
Nexus Noobs#15600256
3
The Northern Ironland Army#35878963
2
The Shape's#12674160
1

Open data

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

Also a member of

Chillz Studios#2782840 · 🌟Royal Member🌟
18,423,916
Sol's Studio#8509669 · [Gamers]
12,538,516
Car Crushers Community#2726951 · Skilled Crusher
8,612,052
Broke Boys Games x Spear Training#359889534 · Member
4,950,539
Pinewood Builders#159511 · Member
2,810,294
Asylum Life Community#5819563 · Patient
1,247,824
SEA Military#2648601 · [WO] Warrant Officer
1,191,138
Innovation Inc.#157764 · Member
1,109,109
Money Motivated!#33733471 · Regular Player
1,036,227
MSL Games#5702877 · Fans
857,217
generic roleplay gaem fanclub.#5574524 · fan.
735,968
WGF#5083632 · Member
668,212
[TCU] The Computer Union#8513762 · Civilian
645,223
Simple Bricks Dig#35820178 · Member
566,573
Backstretch Battles#5147819 · Free Agent
517,148
The First Encounter Assault Recon#72321 · [REC] Recruit
501,236
Unholy Vision#35321703 · Member
442,244
The Glorious Robot Army#11872496 · [3] Сержант
402,661
Wuxus Punchman#255353711 · Member💖
376,093
The Robine#2808906 · Ground Unit 05
344,115
The Galactic Empire GRW#5298627 · Recruit
228,072
[TRCU] The Glorious Robot Army#35956498 · [1] Troop
223,861
Innovation Security#901313 · [LR]In Training
167,611
The Noobic Stratocracy#2704934 · Noobs
134,061
DDBP:Productions#6063619 · Member
123,807
[TRCU] The Revolutionary Computer Union#336090209 · Civilian
112,570
SeizeThePineapple Fan Group#12135720 · Friend
110,086
The United Republic of Man#33270324 · Citizen
54,948
Teutonnia#15294045 · Seniorserviceperson
47,800
{EAST} Eastern People's Army.#12536609 · Sergeant
41,883
Agе of Rebellion#12720249 · Civilian
29,835
[NLD] Kingdom of the Netherlands#2525269 · Citizen
29,683
ROBLOX Infantry Corps#254403 · Specialist [SPC]
28,354
SHCA Staff Teams#11882330 · Patient
27,148
Bank of Robloxia#141878 · Beta Player
26,524
[North Robloxia]#34496035 · Low Class Citizens
25,609
Edeltia#2675202 · Supporter
24,402
Imperial Vaktovia#3969344 · Citizen
21,100
Tеutonnic Army#15822489 · Sergeant
17,446
Slender Game Fanclub#2683086 · Slender Fans
14,935
Brіtіѕh Аrmу#14336164 · Recruit
14,926
[URM] The Man Army#33493415 · [2] Private
14,739
Federal Republic of Noobia#17049589 · Citizen
13,648
The Galactic Conquest#4813739 · Galactic Occupant
13,618
[TRCU] The Lemitsia#35837815 · [1] Cadet
13,476
Nederlandse Antillen#5024778 · Dutch Antillean Citizen
10,654
Thе GaIactic Empirе#8019766 · Imperial Citizen
10,382
Lemitsia Regiments#35468180 · PENDING
10,158
The League of Teutonnic Unity#15815551 · Supporter
8,788
Federal Ground Defense Force#35997119 · Conscript
6,561
[URM] Rapid Airborne Ground Entry#33593926 · Civilian
6,421
1st Noob Divіsion#35848809 · Enlisted
4,455
SEA Visitors Division#11782537 · [G] Great visitor
3,383
[UL] Union's Laboratory Space Program#35473845 · Visitor
3,383
Tyraax#1100463 · Military Personnel
2,231
City of Lаndеr#32345350 · Citizen
1,972
Tony's eBicly kool group#5326350 · Gamer
1,767
Project: Imperial Dawn#130610862 · Waved
1,256
[TRCU] Union's Navy#494568872 · Civilians
1,145
Thе GaIactic Navy#8066894 · Naval Cadet
1,049
The Gаlаctіc Empire#15109866 · Cadet Phase One
813
The Computerist State of Progland#35588126 · Civilian
696
The Proglish Army#35595445 · Troop
665
[DPRT] Democratic People's Republic of Teapots#34683201 · Civilian
593
Teutonnic War Academy#16328527 · Non-Commissioned Officer Graduate
548
Corporate Sector Authority ᅠᅠ#14038309 · Sector Visitor
515
Top hat raiders#8760152 · Elite Top Hats
502
Mug Rebellion Group#668025160 · Rebellion Member
471
[DPRT] Handsome Teapot Army of the DPRT#34683309 · [1] Recruit 招募
451
The Republic of Tyerna#7229322 · | Citizen
426
The Computerist state of Checkerlovakia#35973927 · Citizen
372
Lycia#11910637 · [-] Citizen
261
ImperіаI Army#466119732 · Member
245
The GaІactic Universе#14012986 · Civilian
239
Varkyn#35161339 · Immigrant
143
Republica Coolba#35580480 · Citizen
143
V. Armycorps#35140818 · Corps Non-commissioned Officer
132
H.E.C.U | The Elite#12913575 · Private First Class
130
Hang out with friends and stuff STUDIOS#11663427 · ❤️ FAN! ❤️
127
The Republic of IreLAN#36077718 · Citizen
105
Metrac Inc.#15164403 · Associate
103
Tyranian Military#1148023 · [M2] Serviceman, First
97
[URM] Man Rangers Division#35622781 · [1] Junior Ranger
62
[URM] The United Colonies of Man#35903267 · MilitaMan
59
Army of Kerovech#13842426 · Captain
54
Revolutionary Coolban Army#35933530 · [2] Private
48
[URM] Manston & Penn LLC#35972976 · [1] Associate
44
Armouredgrenadier-Division "Frederick the Great"#16399945 · Division Non-Commissioned Officers
43
Republic of Manraq#35575514 · Peasantry
39
The Rеѕіѕtаnсе#34317928 · Veteran
34
The Royal Army of Blockheads#909950860 · [1] Private [1]
30
|:| Charlestown: 1920s#35342540 · Community Member
28
Fat black cats#7425293 · Elite Doge
27
[URM] 7th Greeners Brigade#35675309 · [2] Junior Operative
26
MP4 Clothingz#2882631 · Member
25
Weekly payouts!#8534739 · Contestant
22
Varkyn Defense Fleet#35910105 · Recruit
20
The Egghead Association#1091946926 · Egghead Supporter
19

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