TWT

TWT may refer to:


 * Sanga-Sanga Airport (IATA code: TWT), an airport serving the general area of Bongao, the capital of the province of Tawi-Tawi in the Philippines
 * Ted Williams Tunnel, the third highway tunnel under Boston Harbor in Boston
 * Traveling-wave tube, a specialized vacuum tube that is used in electronics to amplify radio frequency signals in the microwave range
 * The World Tomorrow (magazine), a defunct American political magazine
 * Tunisia World Television, a Tunisian television channel
 * TwT, a variant of the emoticon UwU
 * A shortening of Twitter or tweet.