| SIOP | Single Integrated Operation Plan | 单一综合运营计划 |
| SIOP | Secure Identification Operating Procedure | 安全标识操作程序 |
| SIOP | SCSI I/O Processor | SCSI I / O处理器 |
| SIOP | Strategic Integrated Operations Plan | 战略综合运营计划 |
| SIOP | Single Integrated Operational Plan (US military) | 单一综合作战计划（美军） |
| SIOP | Society for Industrial & Organizational Psychology, Inc. | 社会心理学、工业和组织 |
| SIOP | Sales & Inventory Operations Planning (sales demand forecasting & operations planning operation rates & resources) | 销售及库存行动计划(销售需求预测和行动计划运行速率和资源) |
| SIOP | SociÉtÉ Internationale d'Oncologie PÉdiatrique (International Society of Pediatric Oncology) | SociÉtÉ Internationale d'Oncologie PÉdiatrique (International Society of Pediatric Oncology) |
| SIOP | Single Integrated Operational Plan | 单一综合运营计划 |
| SIOP | International Society of Paediatric Oncology | 国际儿童肿瘤学会 |
| SIOP | Sheltered Instruction Observation Protocol | 屏蔽指令观察协议 |
| SIOP | Supplier Interface and Oversight Program | 供应商接口和监督计划 |
| SIOP | Society for Industrial & Organizational Psychology | 社会心理学的工业和组织 |
| SIOP | Structural Improvement of Operational Aircraft | 作战飞机的结构改进 |