DPN may refer to:
* Deaf President Now, a 1988 student protest at Gallaudet University to force the university to hire a deaf president
* Democratic Party of Nauru
* Dermatosis papulosa nigra, a medical term
* Designated Portsmouth Number, a measure used in handicapping dissimilar boats in a race.
* Dip Pen Nanolithography
* Double Pointed Needles, as used in knitting.
* Diabetic Peripheral Neuropathy, pain caused from prolonged high blood sugar.
* Nicotinamide adenine dinucleotide, an old abbreviation for NAD+
DPN can be also used for:
* Digital Phone Number
DPN - Wikipedia, the free encyclopedia