@MarkBylandt #2980251908

15 October 2021

account created (per Roblox API)

27 Aug 2026, 16:27

last measured (UTC)

Username record

@MarkBylandt — observed 27 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)

Rotten Developers#1097213072

Norfolk County Jail#690803417

6

Radcliffe Household#35700888

2

Assets & Properties#35582905

1

State of Lakehurst#407038758

1

Patrolworks#35739586

1

'Sabre'#35600660

Open data

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

Also a member of

Khongumu#12369782 · player

Backstretch Battles#5147819 · Free Agent

BLACK ATMOS Z#10705478 · Member

Farmer's Games#34318590 · Community Member

• [UK] United Kingdom •ᅠ#16646775 · Distinguished Citizen

United Nations Verse#592409098 · Community Member

PHOENIX Studios Group#32324698 · Project Member

United Νatiοnsᅠ#14687369 · Community Member

[SOMSYS] STRIKE ENGINE WL#17101374 · Member

• [UK] British Armed Forces •#16740883 · [OR-1] Recruit

[UK] United Kіngdom#16423695 · Distinguished Citizen

State of Wilmont#35894502 · Middle Class Citizen

Russia | RU#837806779 · Russian Citizen

[FI] Falkland lslands#548627582 · Immigration Office

[Somalian Systems] Hermes Fastrope Whitelist#17101102 · Member

[US] United States of Americа#35800231 · American Citizen

Rеpubliek Suriname#35152915 · Foreign Representative

[KZ] Republic оf Kazakhstan#35329611 · Құрметті азамат | Distinguished Citizen

[UΚ] Μetropolitan Police Service#14537248 · Police Constable

[JPN] Jаpan#34668813 · Japanese Citizen

Euroрean Uniоn#35352550 · European Citizen

[UK] United Κingdоm#35556297 · British Citizen

[NLD] Kingdom of the Nethеrlands#35355437 · Notable Citizen

State of Alaꜱᴋa#13613583 · Middle class citizen

[KZ] Armed Forces оf Kazakhstan#35334776 · Trainee

Hellеnіc Rеpublіc#35426745 · Distinguished Citizen

[KZ] Special Forces Command#35334782 · Operator

7

[NLD] Nethеrlands Armed Forces#35360008 · King of the Netherlands

6

[CAN] Departmеnt of Justice#15134975 · Management

6

[NLD] Regal Estates of the Netherlands#35475476 · His Majesty the King

5

[NLD] Royal Household of the Netherlands#35438413 · His Majesty the King

5

[NLD] Κoninklijkе Landmacht#35380778 · King of the Netherlands

4

Canada Community#35506287 · Management

4

[NLD] 11 Luchtmobiеle Brigade#35380827 · King of the Netherlands

4

[IR] Praetoriаn Guard#34710700 · Member

3

Aegis Defence#35711436 · Visitor

3

[NLD] Μinisterie van Veiligheid еn Justitie#35380698 · King of the Netherlands

2

[NLD] Ministerie van Buitenlandse Zakеn#35380672 · King of the Netherlands

2

[NLD] Nederlandse Publieke Omroеp#35380643 · King of the Netherlands

2

[NLD] Ministerie van Economische Zaken en Klimaat#35380622 · King of the Netherlands

2

[NLD] Statеn Generaal#35380542 · King of the Netherlands

2

[NLD] Nederlands Kabinet#35361931 · King of the Netherlands

2

[NLD] Μinisterie van Defensiе#35361938 · King of the Netherlands

2

[NLD] Korps Nationale Politiе#35392804 · King of the Netherlands

2

[NLD] ZuidSystems#35435271 · King of the Netherlands

2

[NLD] Koninklijkе Marechaussee#35380873 · King of the Netherlands

2

[NLD] Brigade Speciale Beveiligingsopdrachtеn#35438359 · King of the Netherlands

2

[NLD] Algеmene Inlichtingen en Veiligheidsdienst#35481691 · King of the Netherlands

2

Customs and Border Protеction#35049625 · Stratos Executive

2

[NLD] Korps Commandotroepеn#35438295 · King of the Netherlands

2

[NLD] Ministerie van Infrastructuur еn Waterstaat#35380715 · King of the Netherlands

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