A tux is a type of formal dress.

Tux or TUX may also refer to:

Arts and entertainment Tux, a minor character from Super Mario 64 Tux the Penguin, an animated character from Out of Jimmy's Head

Computing Tux (mascot), the Linux mascot TUX web server, an in-kernel Web server for Linux

Places Tux, Tyrol, Austria Tumbler Ridge Airport, Canada (by IATA code)

Other uses MW Tux, a chain of clothing stores Tux Cattle, an Austrian cattle breed

See also Tuck (disambiguation) Tuxedo (disambiguation)