Well, I repost this suggestion in the English forums since the French one seems to be dead.

So, I recently decided to up a Paladin, and I've taken the habit to mark my targets, but selecting them with TAB or with the mouse is not that easy, so that's why I suggest to add the marks next to their name in the enmity list. We'll gain some time for selecting them again after loosing aggro, and we'll also avoid some stress situations.

Here's a little exemple of what I'm thinking about :