Flatt

Flatt may refer to:

Geography

 * Flatt (landform), a heathland pond, typical of North Germany

People

 * Johann Friedrich Flatt (1759–1821), German theologian and philosopher
 * John Ira Flatt (1834–1913), Canadian farmer, merchant and politician
 * Lester Flatt (1914–1979), American bluegrass musician, guitarist and mandolinist
 * Matthew Flatt, American computer scientist
 * Rachael Flatt (born 1992), American figure skater
 * Roy Flatt (1947–2011), English clergyman