Doppler (disambiguation)

Doppler (Doppler effect or Doppler shift) is the frequency change of a wave for observer relative to its source.

It may also refer to:
 * Doppler (surname), a surname and a list of people with the name
 * Christian Doppler (1803–1853), Austrian mathematician and physicist
 * Doppler (building), a building in Seattle, home to Amazon.com's corporate headquarters
 * Doppler (crater), a lunar impact crater
 * Doppler (novel), a novel by Erlend Loe
 * 3905 Doppler, an asteroid
 * Doppler, the mascot of the WNBA's Seattle Storm