DPH may refer to:

Arts[edit]

• Designated hitter in baseball ("designated pinch hitter")
• Digital planar holography

Government and law[edit]

• Georgia Department of Public Health
• Los Angeles County Department of Public Health
• Daň z přidané hodnoty, the Value Added Tax in the Czech Republic
• Daň z pridanej hodnoty, the Value Added Tax in Slovakia

Health and medicine[edit]

• Diphenylhydantoin, commonly used antiepileptic; see Phenytoin
• Diphenhydramine, a first generation antihistamine mainly used to treat allergies
• Doctor of Public Health

Science and engineering[edit]

• Diamond Pyramid Hardness; see Vickers hardness test
• Daytime parahypnagogia
• Diphenylhexatriene, a fluorescent hydrocarbon used in the study of cell membranes.
• Discrete phase-type distribution in Markov chain theory
• Days post hatching, age after exiting an egg