| UTO | University Technology Officer | 大学技术官 |
| UTO | User Test Organization | 用户测试组织 |
| UTO | Unpaid Time Off | 无薪休息时间 |
| UTO | Up The Owls (Sheffield Wednesday Football Club Fans) | 猫头鹰队（谢菲尔德周三足球俱乐部球迷） |
| UTO | United Thank Offering | 联合感谢产品 |
| UTO | Unable to Obtain | 无法获取 |
| UTO | United Tajik Opposition | 联合塔吉克反对派 |
| UTO | unit table of organization (US DoD) | 单位组织表（美国国防部） |
| UTO | University of Toledo | 美国托莱多大学 |
| UTO | Unit Task Organization | 部队特混编制 |
| UTO | Upper Thoracic Outlet | 上胸腔出口 |
| UTO | United Towns Organization | 联合城镇组织 |
| UTO | Unit Training Operations | 单位培训操作 |
| UTO | Urinary Tract Obstruction | 尿路梗阻 |
| UTO | Underground Terror Organization | 地下恐怖组织 |
| UTO | Unit Task Order | 单位任务订单 |
| UTO | Utopia Creek, Alaska USA | 美国阿拉斯加乌托邦溪 |
| UTO | Universal Time Observed | 通用观察时 |