Doppler can refer to:

Doppler effect and its applications

• Doppler broadening
• Doppler echocardiography
• Doppler effect
• Doppler fetal monitor
• Doppler radar
• Doppler sonography
• Pulse-Doppler radar

Persons

• Christian Doppler, who discovered the Doppler effect
• Franz Doppler, composer

Other

• Doppler, the mascot of the WNBA's Seattle Storm.
• Dr. Doppler, the villain from Mega Man X3.

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