Ahi or AHI may refer to:
Ahimsā (Ahiṃsā) in Jainism is a fundamental principle forming the cornerstone of its ethics and doctrine.
Ahir or Aheer is an Indian ethnic group, some members of which identify as being of the Yadav community because they consider the two terms to be synonymous.
Established in 1973, ʻĀhihi-Kīnaʻu Natural Area Reserve includes a coastal lava field and surrounding waters on the southwest coast of the island of Maui, Hawaii.
The Ahir clans are the various subsets of the Ahir community of India. They include those in the following list.
Maharani Ahilya Bai Holkar (31 May 1725 – 13 August 1795) was the Holkar Queen of the Maratha ruled Malwa kingdom, India.
Ahichchhatra (or Ahi-Kshetra) was the ancient capital of Northern Panchala, a northern Indian kingdom mentioned in Mahabharata.
Ahirani is an Indo-Aryan language in the Maharashtra state of India. It is spoken in the Khandesh region, wedged between the territory of Bhili and that of Marathi.