| Hin Heup massacre | |
|---|---|
| Part of Laotian Civil War | |
| Location | Hin Heup bridge, Laos |
| Date | 29 May 1975 |
| Target | Hmong civilians |
Attack type | Massacre |
| Weapons | Mortars, M16s, and bayonets |
| Deaths | 14 |
| Injured | 100+ |
| Perpetrators | Pathet Lao |
The Hin Heup massacre was the massacre of 14 Hmong civilians at Hin Heup bridge by Pathet Lao troops.