misopogon
A person with hate or contempt for beards.
rare
Some of the misopogons are quite consistent in this, and object to beards altogether on the grounds of their being unclean, ungentlemanly, un-English.
A person with hate or contempt for beards. — The contempt of philosophers and associated paraphernalia (wisdom, the philosopher's beard, etc.)
figuratively, literary, rare
Where it comes from
Borrowed from Ancient Greek μισοπώγων (misopṓgōn, “somebody who hates beards”), which is incidentally the title of a book by Emperor Julian, from μῖσος (mîsos, “hatred”) + πώγων (pṓgōn, “beard”).
Adapted from the Wiktionary entry misopogon (CC BY-SA 4.0).