| Acronym | Definition |
|---|
| HGN➣Horizontal Gaze Nystagmus |
| HGN➣Home Gambling Network |
| HGN➣Mae Hong Son, Thailand - Mae Hong Son (Airport Code) |
| HGN➣Harligen (Amtrak station code; Harligen, TX) |
| HGN➣Heralds of Good News (Catholic missionary society) |
| HGN➣Healthy Gay Nottingham (UK) |
| HGN➣Hildebrand Grid Nebulizer |