@CossieMan #181258088
14 November 2016
account created (per Roblox API)
19 Aug 2026, 14:20
last measured (UTC)
Username record
@CossieMan — observed 19 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)
Open data
Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
Rumble Studios#3333298 · Fan
11,225,694The Flamingo Fan Club#3336691 · December 5th we will all do something
9,877,672ROLVe#2613928 · Members
4,296,079Live on Roblox#13997470 · Music Fans
3,023,808KB Productions.#11812840 · Member
333,689The Chainsmokers Official Roblox Group#14344308 · Chainsmokers Fan
157,517Ellectric Studios#33400710 · Member
96,42624kGoldn Official Group#13142880 · Fan
83,603Lil Nas X Official Roblox Group#12511792 · Member
65,640Warner Music Group#15446924 · Member
30,781Elton John Official Roblox Group#15555806 · Member
21,495twenty | one | pilots#849240 · cIancy
14,180mxmtoon Official Roblox Group#16277541 · Member
4,489AllenEllison and Friends#15902010 · Member
3,230Dem Blox#6069659 · Member
693ProArmy#3518698 · Developers
187FireMonkey's Den#4582410 · Champs/Champettes
173Team Harrison squad#3975215 · Dev
23The Mini Devs#11866317 · Dev
9Short Attention Span Productions#33075191 · Goober
4SpeedRail#16132256 · Partners
2The WeeakDays#16416877 · CO-OWNERS
2Membership and rank as measured from this user’s public group list.