| DSDD | Danish Society for Direct Democracy | 丹麦直接民主协会 |
| DSDD | Data Systems Development Division | 数据系统开发部 |
| DSDD | Double Sided, Double Density | 双面，双密度 |
| DSDD | Draft Scoping Decision Document | 范围界定决策文件草案 |
| DSDD | Deck Starboard Door Dogged | 甲板右舷门卡住 |
| DSDD | Deep Sea Divers Den | 深海潜水员巢穴 |
| DSDD | Double-Sided Double-Density | 双面双面密度 |
| DSDD | Diabolical Steam Driven Device | 恶魔蒸汽驱动装置 |