Icelandic terms that indicate people, beings, things, places, phenomena, qualities or ideas.

• Category:Icelandic noun forms: Icelandic nouns that are inflected to display grammatical relations other than the main form.
• Category:Icelandic collective nouns: Icelandic nouns that indicate groups of related things or beings, without the need of grammatical pluralization.
• Category:Icelandic compound nouns: Icelandic nouns composed of two or more stems.
• Category:Icelandic countable nouns: Icelandic nouns that can be quantified directly by numerals.
• Category:Icelandic diminutive nouns: Icelandic nouns that are derived from a base word to convey endearment, small size or small intensity.
• Category:Icelandic nouns by gender: Icelandic nouns organized by the gender they belong to.
• Category:Icelandic nouns by inflection type: Icelandic nouns organized by the type of inflection they follow.
• Category:Icelandic pluralia tantum: Icelandic nouns that are mostly or exclusively used in the plural form.
• Category:Icelandic proper nouns: Icelandic nouns that indicate individual entities, such as names of persons, places or organizations.
• Category:Icelandic singularia tantum: Icelandic nouns that are mostly or exclusively used in the singular form.
• Category:Icelandic uncountable nouns: Icelandic nouns that indicate qualities, ideas, unbounded mass or other abstract concepts that cannot be quantified directly by numerals.