proper noun

US /ˈprɑː.pɚ ˌnaʊn/
UK /ˈprɑː.pɚ ˌnaʊn/
"proper noun" picture
1.

a noun that refers to a specific person, place, organization, or thing, and is capitalized

:
In the sentence 'John went to Paris,' 'John' and 'Paris' are proper nouns.
Unlike common nouns, proper nouns are always capitalized.