Hg
- Archer Maclean's Mercury
- Bad Homburg vor der Höhe
- H. G. Wells
- HG postcode area
- Handelsstandens Gymnastikforening
- Hengdian Group
- Hengwrt Chaucer
- Hg (equity firm)
- Hg Capital Trust
- Hillgrove Secondary School
- His/Her Grace
- Hlinka Guard
- Human geography
- Hyperemesis gravidarum
- Inch of mercury
- Kilogram
- Masaki Sumitani
- Mercurial
- Mercury (element)
- Niki (airline)
- Plants vs. Zombies Heroes
- Roy and HG
- Zhejiang