Wiktionary
prosopagnosic
a. Relating to, or exhibiting, prosopagnosia. n. Somebody suffering from prosopagnosia.
Usage examples of "prosopagnosic".
One prosopagnosic who was a dairy farmer found he could no longer recognize his cows individually.
When asked to sort photos of faces in order of attractiveness, prosopagnosics sorted the photos in pretty much the same way as anyone else.