IPA commonly refers to:
International Phonetic Alphabet, a system of phonetic notation India pale ale, a style of beer Isopropyl alcohol, a chemical compound
IPA may also refer to:
Organizations International Insolvency Practitioners Association, of the UK and Ireland Institute of Public Administration (disambiguation) International Peoples' Assembly International Permafrost Association International Phonetic Association, the organization behind the International Phonetic Alphabet International Play Association International Police Association International Polka Association International Presentation Association, a network of Presentation Sisters International Psychoanalytical Association International Publishers Association, representing book and journal publishing
Australia Institute of Public Accountants Institute of Public Affairs
India Indian Pharmacist Association Indian Polo Association
United Kingdom Infrastructure and Projects Authority Institute of Practitioners in Advertising Involvement and Participation Association, for employee involvement in the workplace
United States Independence Party of America Independent Pilots Association Independent practice association, of physicians Innovations for Poverty Action Innovative Products of America, a tool manufacturer Institute for Propaganda Analysis Island Pacific Academy, Hawaii
Other Independent Psychiatric Association of Russia Institute of Public Affairs, Poland Instituto Superior Autónomo de Estudos Politécnicos, Portugal Instituto de Profesores Artigas, a Uruguayan teacher training institute
Science 3-Indolepropionic acid, a biological substance Ipa (spider), a genus of spiders
Technology .ipa, extension for Apple iOS applications "Identity, policy and audit", as in FreeIPA Intermediate power amplifier of a radio transmitter
Other uses Important Plant Areas, a UK programme Indigenous Protected Area, Australia Instrument for Pre-Accession Assistance, EU funding programme Interaction process analysis Interpretative phenomenological analysis to psychological qualitative research Investigatory Powers Act 2016, a piece of UK legislation IOC code used for some of the Independent Paralympians at the Paralympic Games teams