| PPN | Peaches, Plums and Nectarines | 桃子、李子和油桃 |
| PPN | Pet Product News | 宠物产品新闻 |
| PPN | pedunculopontine nucleus | 足桥核 |
| PPN | peripeduncular nucleus | 脚周核 |
| PPN | peripheral parenteral nutrition | 外周肠外营养 |
| PPN | peroxypropionyl nitrate | 过氧丙酰基硝酸盐 |
| PPN | Pokemon Palace Network | 口袋妖怪宫网络 |
| PPN | Popayan, Colombia | 哥伦比亚波帕扬 |
| PPN | Product Placement Network | 产品投放网络 |
| PPN | Processors Per Node | 每个节点的处理器 |
| PPN | Paraproteinemic Polyneuropathy | 副蛋白血症性多神经病 |
| PPN | Pre-Penalty Notice (letter sent to alleged violators of US Treasury Dept. laws and codes) | 预处罚通知(发给涉嫌违反美国财政部法律和法规的人的信件) |
| PPN | Passport Number | 护照号码 |
| PPN | Processor Port Network | 处理器端口网络 |
| PPN | Private Packet Network | 专用分组网络 |
| PPN | Plant-Parasitic Nematode | 植物寄生线虫 |
| PPN | Parameterized Post-Newtonianformalism for General Relativity | 广义相对论的参数化后牛顿形式 |
| PPN | Persian Pop Network | 波斯语流行网络 |
| PPN | Proto-Planetary Nebula | 原行星星云 |
| PPN | Pajak Pertambahan Nilai (Indonesian: Increment Value Tax) | Pajak Pertamahan Nilai(印尼语:增值税) |
| PPN | Pokemon Palace Network (websites) | 口袋妖怪宫网络(网站) |
| PPN | Positive People Network (online chat group) | 积极人物网络(在线聊天组) |
| PPN | Prioritized Petri Net | 优先级Petri网 |
| PPN | Physical Page Number (memory architecture) | 物理页码(内存结构) |
| PPN | Pure Proportional Navigation | 纯比例导航 |
| PPN | Protection Person Name (recipient of protective order; NCIC form datum) | 保护人姓名(保护令接收人;NCIC表格数据) |
| PPN | Partial Parenteral Nutrition | 部分肠外营养 |
| PPN | Pedunculopontine Neurons | 足桥神经元 |
| PPN | Principal Protected Note | 主要受保护票据 |
| PPN | Project Programmer Number | 项目程序员编号 |
| PPN | Peer Production News | 同行生产新闻 |