Past names of Windows versions

== 1900 ==
* Windows Chicago - Windows Chihuahua
* Windows 95 - Windows -05
* Windows 96 - Windows -04
* Windows 97 - Windows -03
* Windows 98 - Windows -02
* Windows 99 - Windows -01
* Windows 2000 - Windows 1900
* Windows XP - Windows IXP
* Windows Longhorn - Windows Laghorn
* Windows Vista - Windows Netherlands
* Windows 7 - Windows Black
* Windows 8 - Windows Savoy
* Windows 10 - Windows Reichhold
* Windows 11 - Windows Weimar
* Windows 2100 - Windows 2000
*Windows Outbrust - Windows Precycle-brust
*Windows Final - Windows Precycle-nal
== 1800 == 
* Windows Chicago - Windows Chicken 
* Windows 95 - Windows -105
* Windows 96 - Windows -104
* Windows 97 - Windows -103
* Windows 98 - Windows -102
* Windows 99 - Windows -101
* Windows 2000 - Windows 1800
* Windows XP - Windows Viiip
* Windows Longhorn - Windows Black Hereford
* Windows Vista - Windows Great Wall Of China
* Windows 7 - Windows Olaf Rye
* Windows 8 - Windows Tecumseh
* Windows 10 - Windows Tambora
* Windows 11 - Windows Central America
== 1000 ==
* Windows Chicago - Windows CHG
* Windows Memphis - Windows MPH
* Windows 2000 - Windows 1000
* Windows XP - Windows P
* Windows Longhorn - Windows LO
* Windows Vista - Windows V (1006)
* Windows 7 - Windows S
* Windows 8 - Windows E
* Windows 10 - Windows Θ
* Windows 11 - Windows SV