Taiwan, as the island and the surrounding territories itself.

Tiger Woods, an American golfer.

Trans World Airlines (IATA code: TW), a defunct airline.

Time Warner, a large media company.

Taylor Woodrow, one of the largest British based housebuilding and general construction companies (part of Taylor Wimpey).

TribalWar, an online gaming discussion forum.

Technical writer, a person who writes technical documentation.

Telford and Wrekin, a borough in Shropshire, England.

Tropical worsted, a type of worsted fabric

Teresa Wentzler, a cross-stitch and fantasy artist.

TW postcode area (Twickenham postcode area), a group of 20 postal districts in southwest Greater London.

Republic of China (Taiwan), as its ISO 3166-1 alpha-2 country code.