Found her here pretty quick by searching the image with Google Lens (right click in Chrome and choose Search Image with Google Lens). No name but lots of sites with more pictures to dig through that likely have leads. Site I linked has the most so far.
Yup, that's totally fine and ... exactly what this forum is for?
Chances are this "random person" who happens to have a nude photo on the internet also has a name and other nude photos on the internet.
Not sure what seems so incredulous about it. I found more her in less than a minute.
Try to use search image with Google Lens in the future like I recommended above. I only chose one link but the search turned up dozens.
Side note, I sent you an alert but please ensure ID requests go in the proper forum in the future and that the title is more descriptive