Flach

Flach may refer to:

People

 * André Flach (born 1976), Dutch politician
 * Émile Flach (1853–1926), Monacan politician
 * Doug Flach (born 1970), American tennis player
 * Thomas Flach (born 1956), German sailing Olympic champion
 * Ken Flach (1963–2018), American tennis player
 * Peter Flach (born 1961), Dutch computer scientist
 * Tim Flach (born 1958), British photographer
 * Karl-Hermann Flach (1929–1973), German journalist and politician
 * Matthias Flach (rower) (born 1982), German rower
 * Matthias Flach (mathematician) (born 1963), German mathematician
 * Igor Flach (1966–2008), German musician
 * Frederic Flach (1927–2006), psychologist
 * Jakob Flach (1894–1982), Swiss painter
 * Geoffroi Jacques Flach (1846–1919), French jurist and historian

Other uses

 * Flachsee, an artificial lake in Rottenschwil, Switzerland
 * Flach (submarine), a Chilean submarine