| SMN | Super Mayoreo Naturista | 超级Mayoreo Naturista |
| SMN | Servicio MarÍtimo Nacional | Servicio MarÍtimo Nacional |
| SMN | Schlag Mich Nicht | 施拉格-密歇根州 |
| SMN | Software Management Network | 软件管理网络 |
| SMN | ParaGraph's WorkScript format Font | 段落格式的WorkScript字体 |
| SMN | Swiss Military Net | 瑞士军事网 |
| SMN | Salmon, Idaho | 爱达荷州三文鱼 |
| SMN | Shawnee Mission North High School | Shawnee Mission North高中 |
| SMN | Servicio MetereolÓgico Nacional | Servicio MetereolÓgico Nacional |
| SMN | Smokey Mountain Net | 烟雾山网 |
| SMN | Spot Market Network (Model) | 现货市场网络（模型） |
| SMN | Servicio Meteorologico Nacional (Spanish: National Meteorological Service) | Servicio Meteorologico Nacional（西班牙语：国家气象局） |
| SMN | Short Message Networks | 短消息网络 |
| SMN | Scientific and Medical Network | 科学和医疗网络 |
| SMN | Software Modification Notice | 软件修改通知 |
| SMN | Simple Multicast Network | 简单多播网络 |
| SMN | Survival Motor Neuron | 生存运动神经元 |
| SMN | Santa Maria Novella (church and main train station, Florence, Italy) | 圣玛利亚诺维拉（教堂和火车总站，意大利佛罗伦萨） |
| SMN | Summoner (Final Fantasy, gaming) | 召唤师（最终幻想，游戏） |
| SMN | Senior Ministries Network | 高级部委网络 |
| SMN | Small and Midsize Network | 中小型网络 |
| SMN | Scientific & Medical Network | 科学和医学的网络 |
| SMN | SociÉtÉ Marocaine de Nutrition (French) | SociÉtÉ Marocaine de Nutrition (French) |
| SMN | second malignant neoplasm | 第二恶性肿瘤 |
| SMN | Space Mapping-based Neuromodeling | 基于空间映射的神经建模 |
| SMN | Servicio MeteorolÓgico Nacional | Servicio MeteorolÓgico Nacional |
| SMN | Small Nuclear Ribonucleoprotein Polypeptide N | 小核核糖核蛋白多肽N |
| SMN | Shaman (Mic-O-Say, Heart of America Council, Boy Scouts of America) | 萨满（Mic-O-Say，美国心脏理事会，美国童子军） |
| SMN | Static Mesh Network (Sprint) | 静态网状网络（Sprint） |