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

Prosecutors say the three individuals, plus one more unidentified person, worked together to assault Bickham before forcing him out of the sliding emergency exit at the back of the train car near 69th Street. — Allison Kiehl, Chicago Tribune, 23 Sep. 2026

In addition, that unidentified officer wasn't wearing a body camera at the time of the shooting, multiple federal law enforcement sources told Fox News. — Louis Casiano, FOXNews.com, 22 Sep. 2026

That’s because everything and everyone in the first photo are in the exact same position in the second photo, except the mayor and the unidentified man. — Reed Williams, AJC.com, 21 Sep. 2026

Her brothers Kou Keikou and Kou Keishou step in as the search for an unidentified figure framing Keigetsu unfolds. — Naman Ramachandran, Variety, 20 Sep. 2026