I have most of an MLS finished and about 40% of my class were also guys. Of course most of us had interests in working as archivists for companies and institutions with lots of money which is probably why you see fewer of us working in public library jobs.
Supermodel. I can easily name dozens of famous female supermodels, but the only male I can think of on top of my head is Fabio, and he's probably retired.
Home Health Care, I have maintained my CNA along with my LPN license over the last 32 years and don’t think I have seen more than a few other guys that entire time working in the field
Nuns