- Nahuatl@ (5)
- Naskapi@ (4)
- Natchez@ (2)
- Native American Sign Systems@ (4)
- Nauruan@ (1)
- Navajo@ (5)
- Nawat@ (4)
- Ndebele@ (1)
- Ndee@ (4)
- Nenets@ (3)
- Nganasan@ (2)
- Nicaraguan Sign Language@ (7)
- Nigerian Pidgin@ (4)
- Niuean@ (1)
- Norfolkese@ (0)
- Norse@ (3)
- Norwegian@ (0)
- Norwegian Sign Language@ (2)
- Sign Language of the Netherlands@ (4)
