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 attack occurred Sunday night in Planadas, a town in Tolima province, where unidentified assailants fired rockets made from gas cylinders at a military base, according to Planadas Mayor Juan Camilo Hueje. — ABC News, 2 Nov. 2026

The agent yells at the unidentified bystander and leaves him on the sidewalk while another agent retrieves the can from the street. — Los Angeles Times, 30 Oct. 2026

The next morning an unidentified woman, perhaps his aunt, Maria Thoreau, paid the tax. — René Ostberg, Encyclopedia Britannica, 30 Oct. 2026

An unidentified man made several attempts to enter the restaurant but was unsuccessful, according to police. — Cbs Baltimore, CBS News, 28 Oct. 2026