DOD, Dod and DoD may refer to:

• Dod (surname)
• Dod (nickname)

• Dod (Village)

• United States Department of Defense

• Depth of discharge, a measure of how much energy has drained from a battery
• Direct Outward Dialing, in telephony
• DOD Electronics, an electronics company that makes effects pedals for musicians
• DrinkOrDie, a software-cracking and warez-trading network
• Drop-on-demand, a printing technology
• Displacement on demand, or Active Fuel Management, an automobile variable displacement technology
• Data-oriented design, an approach to optimizing programs

• D.O.D. (album), by the rap group Do or Die released in 2005
• D.O.D. (DJ) (Dan O'Donnell), a British DJ and record producer
• D.O.D. Festival, a heavy metal festival in Co. Laois, Ireland
• Do or Die (disambiguation) refers to many groups, songs, albums and films
• "D.O.D." (Drink Or Die), a song from the album Hide Your Face by Japanese musician Hide
• Indiana Jones and the Dial of Destiny, a 2023 American film starring Harrison Ford

• Day of Defeat, a first-person shooter multiplayer game developed by Valve
• Drakar och Demoner, the Swedish roleplaying game by Target Games
• Dawn of Discovery (disambiguation), American name of several video games
• Drag-On Dragoon, the Japanese name of the Drakengard series

• IATA airport code for Dodoma Airport
• Date of death
• Arabic letter Ḍād ض

• Dodd (disambiguation)
• Dods (disambiguation)
• Dodds (disambiguation)
• Dodi (disambiguation)