Interesting words: Anonym
A person who wishes to remain anonymous.
Etymology
Starting with Greek anonymous through Latin and
French.
Anti-thesaurus
Incognita — which is a girl or woman who is unknown or disguised/
Usage
We certainly need a word for this type of person! Everyone
knows the word anonymous, but what about the person desiring
anonymity?
Examples
I should hardly risk a contest with..all the anonymes & synonymes of the Committee candidates.
Letter
George Gordon Noel Byron
Until relatively recently, many female science fiction authors were anonyms, believing that prejudice against women would hurt their sales if they used their true names.
Frequency
About 1 in 20 million words.