| Term | Full Form | Category |
|---|---|---|
| QHA | Quadrifilar Helix Antenna | Others |
| QHA | Quaker Homeless Action | Others |
| QHA | Quality Health Africa | Others |
| QHA | Quantum Health Automation | Others |
| QHA | Quarter Horse Association | Others |
| QHA | Quasi harmonic approximation | Others |
| QHA | Queen of Heaven Academy | Others |
| QHA | Queensland Hotels Association | Others |
| QHA | Quickborner HeilsArmee (A German gaming clan) | Others |
| QHA | Quincy Housing Authority | Others |
| QHA | Quinton Hazell Automotive | Others |