Dean same year/same house AND quidditch so friiiiends :D?
Holly would be friends with her, same year :D!
Tony wouldn't care for her too much.
Paul will be friends, and Megan since they are SAME HOUSE!
Roger is the best friend of her sister ex-boyfriend so... he knows her sort of, and through Quidditch :D! Jacob and Westly know her through Quidditch too but that's it.