Display user title in a banner on left side of message box

Hey, is there an addon to have a banner-like title under a person's profile picture when they post a message? I have several donors on my server and I'd like to have a little banner that says something like "Donor" under their profile picture. An example I've seen this been used is a forum like this:


You can see that some of them have tags, such as Sponsor etc. under their picture in something that looks like a banner.