The Mysterious Language of Placeholder Names
When you need to refer to an unknown person, English speakers have a secret vocabulary of aliases. Beyond the famous John Doe, we use whimsical terms like Joe Bloggs or Jane Q. Public to stand in for anyone whose identity is hidden.
These generic names serve as a fascinating social tool to protect privacy or illustrate legal examples. While John Doe is the standard in American courts, other regions favor distinct labels like Joe Soap or Fred Bloggs. Linguists point out that we even have specific words like thingummy when we forget the name of an object. These placeholders function as essential social shorthand for people and things we cannot immediately identify.
Source: List of English-language placeholder names for people