ADF

ADF may refer to:

Science and technology

 * ADF/Cofilin family, a family of actin-binding proteins
 * Alternate-day fasting, a variant of intermittent fasting
 * Augmented Dickey–Fuller test, used in time series analysis
 * African dwarf frogs, a group of aquatic amphibians belonging to the pipid frog genus Hymenochirus

Computing

 * Amiga Disk File format
 * Amsterdam Density Functional, electronic structure program
 * Automatic document feeder, in printers and scanners
 * Oracle Application Development Framework

Organizations

 * ADF Solutions, a US digital forensics company
 * Alcohol and Drug Foundation, Australia
 * Alliance Defending Freedom, a US conservative Christian organization
 * Allied Democratic Forces, a Ugandan rebel group
 * Ambazonia Defence Forces, a militant Cameroonian separatist group
 * Arab Democracy Foundation, Qatar
 * Arab Deterrent Force, serving in Lebanon
 * Ár nDraíocht Féin, a Neopagan druid organization
 * Australian Defence Force
 * Army Deployment Force, Singapore counter-terrorist unit
 * Aalto Design Factory, of Aalto University

Transportation

 * Aircraft deicing fluid
 * Automatic direction finder, a navigation instrument
 * Dexter B. Florence Memorial Field (FAA code), an airport in the US
 * Adıyaman Airport (IATA code), an airport in Turkey
 * Anyang East railway station, China Railway telegraph code ADF

Other uses

 * Aerospace Data Facilities of the US National Reconnaissance Office
 * Alejandro Davidovich Fokina, a Spanish tennis player
 * Alternative display facility, a type of financial exchange
 * American Dance Festival, US
 * Dhofari Arabic (ISO 639-3 code), Oman
 * Asian Dub Foundation, a British band