Apothipronominal

Apothipronomial or apothipronoun is a form of pronoun non-conformity that refers to someone who is nullpronominal and is repulsed by the concept of using pronouns or having pronouns applied to oneself.

History
Apothipronimal appears to have been coined on January 30th of 2019 by Tumblr user wavership.

Flag
The flag appears to have been coined on January 30th of 2019 by Tumblr user wavership.

Resources
https://beyond-mogai-pride-flags.tumblr.com/post/182438352420/apothipronoun-using-no-pronouns-and-being