Synonyms of unidentified

unidentified

adjective

ˌən-ī-ˈden-tə-ˌfīd 

1

as in one

known but not named

an unidentified worker reported the security breach

Synonyms & Similar Words

• one
• unnamed
• anonymous
• unspecified
• certain
• some
• specific
• given
• particular

Antonyms & Near Antonyms

• named
• known
• specified

2

as in unnamed

not named or identified by a name

some unidentified person helped them and then left quietly

Synonyms & Similar Words

• unnamed
• anonymous
• untitled
• nameless
• unbaptized
• faceless
• innominate
• unspecified
• unknown
• undetermined
• incognito
• unchristened
• unsung
• unheralded
• obscure
• unheard-of
• unremarkable
• uncelebrated
• unexceptional

Antonyms & Near Antonyms

• named
• designated
• termed
• dubbed
• labeled
• known
• specified
• famous
• notable
• titled
• noteworthy
• baptized
• remarkable
• famed
• denominated
• noted
• renowned
• celebrated
• christened
• exceptional
• well-known
• tabbed

Example Sentences

Recent Examples of unidentified

The unidentified suspect fled on a scooter as the officers attempted to apprehend him, police said. — Carlos E. Castañeda, CBS News, 12 Oct. 2026

Two months later, Argumedo tried to collect a debt from an unidentified Pomona man, according to the complaint. — Matthew Ormseth, Los Angeles Times, 9 Oct. 2026

The unidentified man reportedly drove into traffic before being hit. — Shambhavi Rimal, Fort Worth Star-Telegram, 6 Oct. 2026

Burke, who was reconstructing fossil gharials for his doctoral project, noted the subtle differences between the unidentified species and the false gharial, and started to work on an up-to-date description in December 2023. — Taylor Nicioli, CNN Money, 6 Oct. 2026