| GPCI | Grand Prix Club International | 国际大奖赛俱乐部 |
| GPCI | Graphics Processor Command Interface | 图形处理器命令界面 |
| GPCI | Geographic Practice Cost Indices (factor used in pricing medical services) | 地理实践成本指数（用于医疗服务定价的因素） |
| GPCI | Grant Professionals Certification Institute | 授予专业认证机构 |
| GPCI | Grant Professional Certification Institute | 授予专业认证机构 |