Think about it.

For her to not divulge the name.
She is either embarrassed as to who he is.
Feels it will open unwanted conversations.
Scared of the possible repercussions.

For you,
What benefit? So that you can stew, simmer and visualise more.

You know from your reading she will have down traded. He will not be half the man you are. Take comfort in that.

Let it go. Put the thoughts out of you head. I know easier said than done, but do not give them the head room.