KDP may refer to:
* Communist Party of Germany (Kommunistische Partei Deutschlands)
*Kurdistan Democratic Party of Iraqi Kurdistan
*Kurdish Democratic Party of Iran of Iranian Kurdistan
*Korea Democratic Party
*Khmer Democratic Party
*Kappa Delta Pi
*Monopotassium phosphate, a soluble salt used in a variety of food and non-linear optical processes.
*Kindle Direct Publishing, Amazon.com's e-book publishing unit
*Keurig Dr Pepper, American conglomerate that merged in 2018
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