| Abbreviation | Definition |
|---|---|
| DMTSN | aftsman (topographic) Seaman |
| DMTSN | Draftsman (topographic) Seaman |
| DMTSR | aftsman (topographic) Seaman Recruit |
| DMTSR | Draftsman (topographic) Seaman Recruit |
| DN | Dentalman |
| DN | ntalman |
| DNSARC | Department of the Navy Systems Acquisition Review Council |
| DOL | Destroyers On-Line |
| DON | Dept Of The Navy |
| DONCIO | Department of Navy Chief Information Officer |
| DONCJIS | Department of Navy Criminal Justice Information System |
| DP1 | Data Processing Technician Petty Officer 1st Class |
| DP1 | ta Processing Technician Petty Officer 1st Class |
| DP2 | Data Processing Technician Petty Officer 2nd Class |
| DP2 | ta Processing Technician Petty Officer 2nd Class |
| DP3 | Data Processing Technician Petty Officer 3rd Class |
| DP3 | ta Processing Technician Petty Officer 3rd Class |
| DPC | Data Processing Technician Chief Petty Officer |
| DPC | ta Processing Technician Chief Petty Officer |
| DPCM | Data Processing Technician Master Chief Petty Officer |