The three-letter acronym IPA can stand for any of the following (listed in alphabetical order):

• Independent Pilots Association
• India Pale Ale
• Institute of Public Affairs
• Institute for Propaganda Analysis
• International Phonetic Alphabet. See also: IPA in Unicode
• International Phonetic Association
• International Police Association
• International Powerlifting Association
• International Psychoanalytical Association
• Isopropyl alcohol