Nau

Nau or NAU may refer to:

• Nau (clothing retailer), an outdoor apparel company
• Northern Arizona University
• North American Union
• National American University
• National Aviation University (Ukraine)
• Lepidium oleraceum, a plant endemic to New Zealand
• Nau, Tajikistan, a town in Sughd Province of Tajikistan
• Nau district, former name of Spitamen District in Sughd Province of Tajikistan
• Nau, an abbreviation of Nautilus Pompilius
• Nau, a three- or four-masted sailing ship, see Carrack
• Nauruan language ISO 639 code
• Napuka Airport (IATA code NAU) on the island nation of Napuka
• Nau (Danube), a river of Baden-Württemberg and Bavaria, Germany