Article: ADP

ADP may refer to:

Among organizations and companies:

• Association for the Development of Pakistan, a Boston-based non-profit organization
• Aéroports de Paris, airport authority for the Parisian region in France
• Alpha Delta Phi (ΑΔΦ), a fraternal organization on college campuses.
• Alpha Delta Pi (ΑΔΠ), a sorority organization on college campuses.
• Automatic Data Processing, a payroll and tax filing processing company
• Azerbaijan Democratic Party

In science:

• Adenosine diphosphate, a nucleotide
• ALAD deficiency porphyria, a genetic disorder

In computing:

• Access database project, a file format of the Microsoft Access database program
• AOLserver Dynamic Pages, web server extensions designed to return dynamically created documents based on the Tcl computer programming language used by AOLserver
• Automated data processing

ADP may also refer to:

• Area Development Project
• Andorran peseta, a former currency of Andorra that was a 1:1 peg to the Spanish peseta