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@marcoscoco11

LostMarcos @marcoscoco11 #172412288

18 October 2016
account created (per Roblox API)
18 Aug 2026, 19:22
last measured (UTC)

Username record

@marcoscoco11 — observed 18 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)

[ROTR] The Great Kingdom of Erebor#15311467
57
[TRR] House Tarly of Horn Hill#963467988
33
The Era of The Rings#35038454
3

Open data

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

Also a member of

Pilot Training Club#2794513 · Trainee Pilots
3,879,730
Cruising Studios#5435520 · Fan
2,022,234
DAALER STUDIOS#5363999 · Member
1,566,758
Talent Show Group#2794002 · ⭐ Fan/Auditioner
1,401,418
Roblox Rallying Group#6217280 · Member
1,382,242
Innovation Inc.#157764 · Member
1,143,918
devGem#2776987 · Fan / Member
944,516
Jaller's Projects#266819 · 🌾Farm Residents🌾
518,512
Quantum Science Inc.#2847031 · Employee
485,873
The Roman Empire ᅠ#6124305 · Plebeian
443,461
The United States Marine Corpsᅠᅠᅠ#5655676 · [E1] Private (Basic Training)
378,826
M&C Game Studios#7958191 · Members
330,648
Chesapeake Studios#17005184 · Fan
147,638
RoSport Studios#546292057 · Studio Members
140,211
NapoIeonic Wars#12425385 · ⚔️ Member
140,051
Black Cat 1984#11355618 · Regulars
138,290
Risk Universalis - Conquest RP#2568175 · Participant
129,446
[-] Royal Guards#32411430 · Recruit
108,265
Sea Parrot#12058715 · 🐟Member🐟
104,482
Formula Roblox V8 Series | Official Community#35808395 · Racers
102,900
World Conquеst#12670687 · Conqueror
87,668
AVENUE VANCE EMPIRE#4727493 · Souls.
87,095
Project:Apex#4989040 · Member
86,861
RBWR Simulation Community#16332057 · Community Member
81,423
Projеct Discontinuеd#33426357 · Studio Fan
73,434
Joyable Games#33179786 · Member
71,546
Formalitat | Formal Attire & UGC#14086029 · [1] Clientele
57,808
Canadian Roleplay Community#4574067 · Community Member
54,894
ᅠ Senatus Populusque Romanus ᅠ#4165387 · Provincial
52,394
Winter Adventures Inc#15942903 · 🗻 Mountaineer
50,878
Gianchetti 1924#34244095 · Member
49,922
Tableboard Studios#4795028 · Tableboardian
46,272
World of Sorcery#14541886 · 🧙 | Wizard/Witch
45,609
Andouran Empire#5531725 · Musketier
32,089
CRC: Royal Canadian Mounted Police#4576461 · Corporal
29,574
The Grenαdier Gυards#17254856 · Vetting
26,277
Ejército dé Eѕpаñа#11639829 · Soldado
23,425
Brionix Formal Wear#2897916 · Customer
21,158
RealmOfBeasts#15904382 · Member
17,857
Realms Of The Ring#4010189 · Faction High Command
17,579
A Ballad of Crowns#34464170 · Civilian
14,911
Bio Genetics#7844157 · Park Guest
14,454
The Hundred Years' War#5351879 · 👤Wanderer
13,136
ION Racing#2648082 · Fans
11,491
Team Millo#5329485 · Miembro
7,833
BloxTech Group#3589314 · Member
7,313
Kingdoms Of The Ring | Community#4541673 · Group Member
7,093
The Realm Reborns#35287587 · Lowborn
7,016
myMeeting#7189011 · Community Member
6,588
• EROS •#16182632 · Customer
5,026
Grand-Prix Clothing#5055090 · Customer
5,006
The Four Suits#2833399 · Member
4,064
Jurаssic Pаrk#11362758 · Control Room Staff
3,996
Destiny Technologies#13145642 · Member
3,662
Kingdom of England [HYW]#35264481 · Serf
3,550
[WW] Armada Española#11429839 · Grumete
3,357
Ejército de Andalucíaᅠ#33093518 · 29º Regimiento de Málaga
2,844
Innovation Security Security#5447680 · [LLR] In Training Training
2,501
FUIRST KEISARIKS ARMĒCORPS#432773563 · Enlisted
2,465
[JW] Asset Containment Units#34402508 · Enlisted
2,423
Rinaldi#4748218 · Customer
2,382
Crown Of Castile-Leon#7915993 · E | Levied
1,948
Τhе Royal Navy#10168853 · Landsman
1,215
Imperio de España#1169920 · Bisoño
1,171
Project Corsa Official Studio#1044425750 · Member
1,025
Mundo Taurino Roblox#35887950 · Taurino
634
!The Kingdom Of Iron Hills!#9064849 · Miembro
627
[Elves Of Lothlórien]#5173828 · Gwinyn Galadhrim
405
Frontier of Freedom#11059256 · Outlander
289
Junta Mundial#34885514 · Miembro
234
~Kingdom of Gondor~#4210143 · Knight of Gondor
222
|| Nuevo Estado de Castamar ||#35799090 · Ciudadano
189
[ROTR] Realm of Gondor#13241523 · Blacklock Red Guard
189
|-The Realm of Mordor-|#9005248 · Orc Marauder
186
Plaza de Toros#34924428 · 👓| Espectador
162
Round Table Doms#4964237 · Community
139
NUA | Naciones Unidas de Alex#421924749 · Miembro
132
Kingdom of Khazad-dûm [ROTR]#33745892 · ‘Izkhas (Lieutenant)
130
Cuartel General De La Guardia Civil [SCS]#34145651 · Miembro
130
[ROTR] Dwarven Kingdom of Khazad-dûm#12076109 · Amrâkhidmil of Khazad-dûm
128
Princedom of Dol Amroth#13859100 · Prince Galador 'Half-Elven' of Belfalas
97
Vintners of the Arbor#16069946 · Pending/Denied
88
House Tаrgаryen of King's Landing#34535974 · Bannerman
68
TRR | House Hightower of Westeros#864136199 · Lord Commander
54
[]-HOUSE Redfort-[]#34224742 · Honorary Guest
36
·:· Donostium ·:·#356531451 · Autoridad del Gobierno
35
[ROTR] The Northern Kingdom of Angmar#5171038 · Captain of Angmar
34
PascualitoGamer Fan Group#4072199 · lolnt
30
group_roblox_51381152#51381152 · Teniente Coronel
24
Roblox Premium +#5316755 · Premium
15
-Noblesse-#34294744 · Honorary Guest
14
[ROTR] Erebor, The Kingdom under the Mountain#14539817 · Thorin II Oakenshield, Son Of Thrain II, Son of Thror
12
Age of Thrones#9448868 · Overseer
9
group_roblox_391485180#391485180 · Colmillo
8

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