Vau

VAU or Vau can mean:
 * V Australia, an Australian airline company, part of the Virgin conglomerate
 * Vau, Óbidos, a village in Óbidos, Portugal municipality
 * waw (letter), a letter in several Semitic alphabets
 * digamma, an obsolete letter in the Greek alphabet
 * Vau, Algarve, a village in Algarve, Portugal