| FHW | Full Half Width | 全半宽 |
| FHW | Fiona Has Wings | Fiona有翅膀 |
| FHW | First Hand Wrestling (website) | 第一手摔跤（网站） |
| FHW | Fitzhenry and Whiteside (Canada) | Fitzhenry and Whiteside（加拿大） |
| FHW | Foundation of the Hellenic World | 希腊世界基金会 |
| FHW | Fremde Heere West (German Intelligence Evaluation Service, Western Section, WWII) | Fremde Heere West（德国情报评估局，二战西区） |
| FHW | Furthest Hop Win (throughput scheme) | 最远跳赢（吞吐量方案） |
| FHW | Forced Hot Water (heating system) | 强制热水（加热系统） |
| FHW | Fachhochschule Wien (University of applied science, Vienna, Austria) | 奥地利维也纳应用科学大学 |