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 model reached across the table to hold the bandaged hand of an unidentified companion. — Sarah Sotoodeh, FOXNews.com, 4 Aug. 2026

In total, Casimir purchased at least 108 firearms from federally licensed weapons stores and up to 35 firearms from an unidentified person in Florida, including rifles, pistols and shotguns of various makes and models, according to prosecutors. — Jay Weaver august 4, Miami Herald, 4 Aug. 2026

Another unidentified witness saw the struggle and wrested the knife from Rivas, according to police. — David Lyons, Sun Sentinel, 3 Aug. 2026

Video showed two unidentified men entering the victim’s salon in May 2025. — Brian Niemietz, New York Daily News, 3 Aug. 2026