The "Eyes" have it!

In my recent reading adventures, I have come across references to people being able to recognize others by their eyes. I wondered if I could recognize my family by their eyes. I've spent some time eye-gazing and noting the differences. It surprised me how little I knew about the details in their eyes. I wondered if I could tell them apart if I took photos of just the eyes.
It was surprisingly difficult for both Dallin and me. Can you tell whose eyes these are?