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H
| Language name | Native name | Code |
|---|---|---|
| Haida | X̲aat Kíl | HAI |
| Haitian; Haitian Creole | Kreyòl Ayisyen | HAT |
| Hausa | Hausancī, هَوُسَ | HAU |
| Hawaiian | ‘Ōlelo Hawai‘I | HAW |
| Hebrew | עִבְרִית, עברית | HEB |
| Herero | Otjiherero | HER |
| Hiligaynon | Ilonggo | HIL |
| Himachali languages; Western Pahari languages | - | HIM |
| Hindi | हिन्दी | HIN |
| Hiri Motu | Hiri Motu | HMO |
| Hittite | - | HIT |
| Hmong; Mong | Hmoob | HMN |
| Hungarian | Magyar | HUN |
| Hupa | Na:tinixwe Mixine:whe | HUP |