Ammi may refer to:

• Ammi (plant), a plant genus in the family Apiaceae
• Ahmed Ammi (born 1981), Moroccan footballer
• Ammi Hondo (born 1997), Japanese para-alpine skier
• R. Ammi Cutter (1902–1993), justice of the Massachusetts Supreme Judicial Court
• Rabbi Ammi, a sage mentioned in the Mishnah and Talmud
• 1-Aminomethyl-5-methoxyindane, a drug
• Association of Medical Microbiology and Infectious Disease Canada, known as AMMI Canada

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