NH
- All Nippon Airways
- Hose coupling
- NH (media company)
- NH Hotel Group
- NH Media
- National Agricultural Cooperative Federation
- National Highway (disambiguation)
- National Highways
- NetHack
- New Hampshire
- New Haven
- New York, New Haven and Hartford Railroad
- Nh (digraph)
- Niall Horan
- Nickel hydride
- Nihonium
- Nishan-e-Haider
- Nishan-e-Hamidiya
- No-hitter
- Nobile (aristocracy)
- Nordsjælland Håndbold
- Noroton Heights, Connecticut
- North Holland
- Nowa Huta