It's masculine counterpart is mascpunk.
The Fempunk was term was coined on an unknown date by the Tumblr blog moth-bxy.
The original Fempunk flag concept was created on an unknown date by the Tumblr blog moth-bxy, while a high-res flag was created by Tumblr blog genderthaumiel on August 30, 2020.
A simplified version of the Fempunk flag was created by Tumblr blog aroaesflags on January 30, 2021
The Fempunkflux term was coined on Nov 10th, 2020 by Tumblr blog genderthaumiel.
This gender is defined as having fluctuating feelings of being fempunk or fluctuating between fempunk and something else.